Algebra 2H pds 1,2
We started Chapter 6, which is on Rational Expressions. Today, we factored expressions and simplified them (reducing fractions)
HW page 346 # 17,21,25,29,33,37,41,45, and 49.
EC problems #40 and 68.
Geometry H pds 3,5
We started
Chapter 7 today. The lesson today was on proportions and their properties.
HW worksheet # 1-29 all.
EC problem Find the ratio of 8 inches to 6 yards.
Trig pd 4
We went over the formulas for tan(A + B) and tan (A - B). The cw examples have a mistake in them due to my missing the negative sign in one of the fractions. This was possibly due to the noise in the classroom! Please try to keep talking at a minimum while the lesson is being taught.
HW worksheet (same as the last lesson) #15,17, 23,36,37,43, and 45.
EC problem #38.
Monday, November 30, 2009
Wednesday, November 25, 2009
To All of my Classes:
Have a Happy Thanksgiving weekend! Extra credit will resume on Monday for Algebra 2 and Geometry.
Pd 4 Trig
We went over the formulas for sin(A+B) and sin(A-B) today.
HW 2nd worksheet # 1,8,9,12, and 35 (This one is like the problem we almost finished during class).
EC problem # 19.
Have a Happy Thanksgiving weekend! Extra credit will resume on Monday for Algebra 2 and Geometry.
Pd 4 Trig
We went over the formulas for sin(A+B) and sin(A-B) today.
HW 2nd worksheet # 1,8,9,12, and 35 (This one is like the problem we almost finished during class).
EC problem # 19.
Tuesday, November 24, 2009
Algebra 2H pds 1,2
EC puzzle for coloring was given out after today's quiz. It is worth 5 points if done perfectly!
Geometry H pds 3,5
We learned that HL is a way to prove that right triangles are congruent.
HW Worksheet # 1-9 front side and # 5-13 back.
EC Proof #2 or 4.
Trig pd 4
We continued on in the unit on Analytic Trigonometry.
Today, we went over the formulas for cos (A + B) and cos (A - B).
HW Review on Identity Paper # 29,35,51
New paper on Cos(A+B) and Cos (A-B) # 7,10, and 13.
EC problem New Paper #20.
EC puzzle for coloring was given out after today's quiz. It is worth 5 points if done perfectly!
Geometry H pds 3,5
We learned that HL is a way to prove that right triangles are congruent.
HW Worksheet # 1-9 front side and # 5-13 back.
EC Proof #2 or 4.
Trig pd 4
We continued on in the unit on Analytic Trigonometry.
Today, we went over the formulas for cos (A + B) and cos (A - B).
HW Review on Identity Paper # 29,35,51
New paper on Cos(A+B) and Cos (A-B) # 7,10, and 13.
EC problem New Paper #20.
Monday, November 23, 2009
Week of November 23rd
Algebra 2H pds 1,2
Tomorrow will be a quiz on Solving Equations and Word Problems Using Factoring.
Go over all of the problems from today's lesson to be best prepared for the quiz.
EC problem Solve (x-3)(x+8) = 26.
Geometry H pds 3,5
After admiring the Polygon picture projects, we learned that isosceles triangles have several special properties. Their base angles are congruent, and the bisector of the vertex angle = the perpendicular bisector of the base of the triangle.
HW Worksheet # 1-22 all
EC problem If the vertex angle of an isosceles triangle = x + 24, find the measures of all 3 angles of this triangle. (Please copy this problem with your work.)
Trig pd 4
We began the unit of Analytical Trigonometry. Today, we went over proving identities. We have done this before, but the problems are a little more involved now.
HW Worksheet # 6,12,18,24,30,36,42,48, and 52.
EC problem #55.
Tomorrow will be a quiz on Solving Equations and Word Problems Using Factoring.
Go over all of the problems from today's lesson to be best prepared for the quiz.
EC problem Solve (x-3)(x+8) = 26.
Geometry H pds 3,5
After admiring the Polygon picture projects, we learned that isosceles triangles have several special properties. Their base angles are congruent, and the bisector of the vertex angle = the perpendicular bisector of the base of the triangle.
HW Worksheet # 1-22 all
EC problem If the vertex angle of an isosceles triangle = x + 24, find the measures of all 3 angles of this triangle. (Please copy this problem with your work.)
Trig pd 4
We began the unit of Analytical Trigonometry. Today, we went over proving identities. We have done this before, but the problems are a little more involved now.
HW Worksheet # 6,12,18,24,30,36,42,48, and 52.
EC problem #55.
Friday, November 20, 2009
Algebra 2H pds 1,2
Next quiz on Tuesday will be on Solving Equations using Factoring.
HW Worksheet on this topic-due on Monday.
EC page 327 #68
Geometry H pds 3,5
Today was the quiz on using CPCTC in proofs.
Projects on Polygon Pictures are due on Monday!!!
EC One interior angle of a regular polygon measures 175º. How many sides does the polygon have?
Trig pd 4
Today was the quiz on word problems involving bearing and navigation and other things.
No hw.
EC Which problem did you choose for your estra credit problem on the quiz? Why?
Next quiz on Tuesday will be on Solving Equations using Factoring.
HW Worksheet on this topic-due on Monday.
EC page 327 #68
Geometry H pds 3,5
Today was the quiz on using CPCTC in proofs.
Projects on Polygon Pictures are due on Monday!!!
EC One interior angle of a regular polygon measures 175º. How many sides does the polygon have?
Trig pd 4
Today was the quiz on word problems involving bearing and navigation and other things.
No hw.
EC Which problem did you choose for your estra credit problem on the quiz? Why?
Thursday, November 19, 2009
Algebra 2H pds 1,2
After going over the quiz from yesterday's class, we started the new lesson on
Solving Equations by Factoring.
HW pages 326-327 # 3,5,9,19,25,33, and 65.
EC problems # 38 and 62
Geometry H pds 3,5
We went over proofs that use CPCTC. This step is used AFTER the triangles are congruent.
QUIZ tomorrow on CPCTC and proofs that use CPCTC.
Finish the worksheet started in today's class.
EC question Review problem Find the measure of each interior angle of a regular dodecagon.
Trig pd 4
Tomorrow is the quiz on word problems involving bearing and groundspeed and other topics covered on the review sheet. To do well, you must understand ALL problems on the review sheet.
After going over the quiz from yesterday's class, we started the new lesson on
Solving Equations by Factoring.
HW pages 326-327 # 3,5,9,19,25,33, and 65.
EC problems # 38 and 62
Geometry H pds 3,5
We went over proofs that use CPCTC. This step is used AFTER the triangles are congruent.
QUIZ tomorrow on CPCTC and proofs that use CPCTC.
Finish the worksheet started in today's class.
EC question Review problem Find the measure of each interior angle of a regular dodecagon.
Trig pd 4
Tomorrow is the quiz on word problems involving bearing and groundspeed and other topics covered on the review sheet. To do well, you must understand ALL problems on the review sheet.
Wednesday, November 18, 2009
Algebra 2H pds 1,2
Today was the quiz on Factoring. Results were mixed.
EC puzzle was given out afterwards.
EC Question- Why do you think you had difficulty on today's quiz? If you think you did well, why do you think you did not have difficulty with today's quiz?
Geometry H pds 3,5
After the short quiz, we learned about CPCTC-which is used in proofs AFTER the triangles have been proven to be congruent.
HW Textbook pages 222-223 # 3,6,7,8
EC problem #10. If done correctly, you'll receive super extra credit.
Trig pd 4
We are working on word problems. Today, during class, students worked on my worksheet of problems that are similar to the ones on the next quiz.
HW Finish the worksheet or at least try to finish the worksheet!
NO ec tonight.
Today was the quiz on Factoring. Results were mixed.
EC puzzle was given out afterwards.
EC Question- Why do you think you had difficulty on today's quiz? If you think you did well, why do you think you did not have difficulty with today's quiz?
Geometry H pds 3,5
After the short quiz, we learned about CPCTC-which is used in proofs AFTER the triangles have been proven to be congruent.
HW Textbook pages 222-223 # 3,6,7,8
EC problem #10. If done correctly, you'll receive super extra credit.
Trig pd 4
We are working on word problems. Today, during class, students worked on my worksheet of problems that are similar to the ones on the next quiz.
HW Finish the worksheet or at least try to finish the worksheet!
NO ec tonight.
Tuesday, November 17, 2009
Week of November 16th
Algebra 2H pds 1,2
Tomorrow is the quiz onFactoring Polynomials. Questions will be similar to the hw problems from Chapter 5.
HW puzzle on Factoring Polynomials
EC problem Factor 6x^3 - 6000
Geometry H pds 3,5
We reviewed Proofs in class today. There will be a short quiz on the work from Lessons 4.2 and 4.3 tomorrow.
No Written hw tonight.
EC What is meant by CPCTC? (It's in the next lesson).
Trig pd 4
We went over the hw word problems, and hopefully, all of you understand the set-ups for these problems.
HW Today's paper # 14,15 and the Other Worksheet # 16,22
EC # 18
Tomorrow is the quiz onFactoring Polynomials. Questions will be similar to the hw problems from Chapter 5.
HW puzzle on Factoring Polynomials
EC problem Factor 6x^3 - 6000
Geometry H pds 3,5
We reviewed Proofs in class today. There will be a short quiz on the work from Lessons 4.2 and 4.3 tomorrow.
No Written hw tonight.
EC What is meant by CPCTC? (It's in the next lesson).
Trig pd 4
We went over the hw word problems, and hopefully, all of you understand the set-ups for these problems.
HW Today's paper # 14,15 and the Other Worksheet # 16,22
EC # 18
Monday, November 16, 2009
Week of November 16th
Algebra 2H pds 1,2
Our next quiz on Factoring will be this Wednesday.
Review HW pages 317-318 # 3,7,11,15,23,25,27,37,43,49,57,65,71,81, and 85.
EC problems #82 and 88 ( 1 point each)
Geometry H pds 3,5
The next project on Polygon Art was assigned. Pictures are due on Monday, November 23 with your rubric filled out as well.
We learned that AAS is another way to prove triangles are congruent. A cw worksheet was completed during class.
HW Worksheet 4.3 Do all problems # 1-14 on the front side.
EC problem Textbook page 217 # 22
Trig pd 4
We thoroughly went over the word problems involving airspeed, wind speed, and groundspeed.
HW Worksheet # 16,17, and 19.
EC problem #14
Our next quiz on Factoring will be this Wednesday.
Review HW pages 317-318 # 3,7,11,15,23,25,27,37,43,49,57,65,71,81, and 85.
EC problems #82 and 88 ( 1 point each)
Geometry H pds 3,5
The next project on Polygon Art was assigned. Pictures are due on Monday, November 23 with your rubric filled out as well.
We learned that AAS is another way to prove triangles are congruent. A cw worksheet was completed during class.
HW Worksheet 4.3 Do all problems # 1-14 on the front side.
EC problem Textbook page 217 # 22
Trig pd 4
We thoroughly went over the word problems involving airspeed, wind speed, and groundspeed.
HW Worksheet # 16,17, and 19.
EC problem #14
Friday, November 13, 2009
Algebra 2H pds 1,2
We learned how to factor the sum and difference of cubes. There is a formula to follow for these type of problems.
HW page 313 # 50 and page 314 # 77, 81, 85, 89, 93, 97, 109, 113, 115,and 177.
EC problem Factor 3x^3 + 192 y^3 (Use the GCF)
Geometry H pds 3,5
We learned the ASA postulate as a way of finding triangles congruent. We went over examples of SSS, SAS, and ASA during class.
HW Finish the last problem on today's worksheet-it's a 2 column proof. Remember what the definition of an angle bisector is!
EC problem page 217 # 22
Trig pd 4
We are continuing to go over word problems using bearing, SOHCAHTOA, and velocity vectors.
HW worksheet # 18,33,34,36,37, and 38.
EC problem 23
We learned how to factor the sum and difference of cubes. There is a formula to follow for these type of problems.
HW page 313 # 50 and page 314 # 77, 81, 85, 89, 93, 97, 109, 113, 115,and 177.
EC problem Factor 3x^3 + 192 y^3 (Use the GCF)
Geometry H pds 3,5
We learned the ASA postulate as a way of finding triangles congruent. We went over examples of SSS, SAS, and ASA during class.
HW Finish the last problem on today's worksheet-it's a 2 column proof. Remember what the definition of an angle bisector is!
EC problem page 217 # 22
Trig pd 4
We are continuing to go over word problems using bearing, SOHCAHTOA, and velocity vectors.
HW worksheet # 18,33,34,36,37, and 38.
EC problem 23
Thursday, November 12, 2009
Algebra 2H pds 1,2
We are still on the Factoring of Polynomials Unit. Today, we went over factoring the perfect square trinomials and the difference of squares.
HW page 313-314 # 5-75 multiples of 5 except substitute #27 in place of #50.
EC problems #100 and 122
Geometry H pds 3,5
We are still working on SSS and SAS postulates for proving triangles congruent. Today, we went over many examples in class.
HW Worksheet 4.2- Do ALL problems on the front side. Some problems were discussed in class.
EC Draw two triangles with sides 3 cm, 4 cm, and 5 cm. If done correctly, each triangle should be a right triangle. Name your congruent triangles, and explain why they are congruent. What is meant by congruent?
Trig pd 4
We went over word problems involving bearing. This refers to the acute angle formed from the North-South line to the line used in the problem.
HW Worksheet # 16,17, 19, 20, and 21.
EC problem #22 (We did this problem before!)
We are still on the Factoring of Polynomials Unit. Today, we went over factoring the perfect square trinomials and the difference of squares.
HW page 313-314 # 5-75 multiples of 5 except substitute #27 in place of #50.
EC problems #100 and 122
Geometry H pds 3,5
We are still working on SSS and SAS postulates for proving triangles congruent. Today, we went over many examples in class.
HW Worksheet 4.2- Do ALL problems on the front side. Some problems were discussed in class.
EC Draw two triangles with sides 3 cm, 4 cm, and 5 cm. If done correctly, each triangle should be a right triangle. Name your congruent triangles, and explain why they are congruent. What is meant by congruent?
Trig pd 4
We went over word problems involving bearing. This refers to the acute angle formed from the North-South line to the line used in the problem.
HW Worksheet # 16,17, 19, 20, and 21.
EC problem #22 (We did this problem before!)
Tuesday, November 10, 2009
Algebra 2H pds 1,2
There will be a make-up quiz for the last quiz on Friday the 13th after school from 3:15 - 4:00pm.
Today, we finished the Factoring Trinomials lesson.
HW page 307 # 45,49,63,67,71,77,83, and 85.
EC problem # 92.
Geometry H pds 3,5
We are now on the most difficult part of geometry- PROOFS! Today, we went over two column proofs usimng the SSS and SAS postulates. Read the notes over so that you understand what SSS and SAS mean.
HW textbook pages 208-209 # 3,7,9, and 10-16 all
EC problem # 18 (Use 2 columns with statements and reasons).
Trig pd 4
Today was the quiz on the Ferris Wheel problem and cosecant/secant graphs.
No hw.
EC question---Are you trying your best to understand the material? Why or why not? How do you think you did on today's quiz? Why?
There will be a make-up quiz for the last quiz on Friday the 13th after school from 3:15 - 4:00pm.
Today, we finished the Factoring Trinomials lesson.
HW page 307 # 45,49,63,67,71,77,83, and 85.
EC problem # 92.
Geometry H pds 3,5
We are now on the most difficult part of geometry- PROOFS! Today, we went over two column proofs usimng the SSS and SAS postulates. Read the notes over so that you understand what SSS and SAS mean.
HW textbook pages 208-209 # 3,7,9, and 10-16 all
EC problem # 18 (Use 2 columns with statements and reasons).
Trig pd 4
Today was the quiz on the Ferris Wheel problem and cosecant/secant graphs.
No hw.
EC question---Are you trying your best to understand the material? Why or why not? How do you think you did on today's quiz? Why?
Monday, November 9, 2009
Week of November 9th
Algebra 2H pds 1,2
We learned how to factor trinomials in two different ways. One way involves guess and check, and the other way involves factoring by grouping.
HW pages 306-307 # 3,7,11,15,19,23,27,31,35,39,43,47,51, and 55.
EC problems # 64 and 72.
Geometry H pds 3,5
We began going over PRoofs today. We stuck with Lesson 4.1, and went over more examples from this lesson. We learned about the reflexive property for proofs.
HW Textbook page 201 # 16-25 all and # 28(If you can't get the steps, just set up the problem with the Givens).
EC problem page 202 # 38 and 40.
Trig pd 4
Tomorrow will be a quiz on the Ferris Wheel problem, identifying the equation when shown its graph, and either a tangent, cotangent, cosecant, or secant graph for you to sketch. You may use your calculator to make the charts.
EC Write a paragraph about the Reisenrad ferris wheel. Who built it?
We learned how to factor trinomials in two different ways. One way involves guess and check, and the other way involves factoring by grouping.
HW pages 306-307 # 3,7,11,15,19,23,27,31,35,39,43,47,51, and 55.
EC problems # 64 and 72.
Geometry H pds 3,5
We began going over PRoofs today. We stuck with Lesson 4.1, and went over more examples from this lesson. We learned about the reflexive property for proofs.
HW Textbook page 201 # 16-25 all and # 28(If you can't get the steps, just set up the problem with the Givens).
EC problem page 202 # 38 and 40.
Trig pd 4
Tomorrow will be a quiz on the Ferris Wheel problem, identifying the equation when shown its graph, and either a tangent, cotangent, cosecant, or secant graph for you to sketch. You may use your calculator to make the charts.
EC Write a paragraph about the Reisenrad ferris wheel. Who built it?
Thursday, November 5, 2009
Algebra 2H pds 1,2
You took the quiz on the first four lessons of Chapter Five. I was surprised that
the results were not up to the usual high caliber as the other quizzes you've taken. I wonder what happened!
Please try to prepare for future quizzes by going over problems similar to our class work.
EC question-Why do you think students had trouble with today's quiz?
Geometry H pds 3,5
We started Chapter Four today. Lesson 4.1 is about how to identify corresponding sides and angles of congruent figures, expecially triangles.
Classwork included notes on a worksheet.
HW Worksheet 4.1- Do ALL problems.
EC problem textbook page 201 # 30
Trig pd 4
We went over the model of a ferris wheel, comparing the height with the time it takes to make a complete revolution. We learned that the graph is a reverse cosine function.
HW Do the other ferris wheel problem on the back of this worksheet.
EC Write a paragraph report about George Ferris.
You took the quiz on the first four lessons of Chapter Five. I was surprised that
the results were not up to the usual high caliber as the other quizzes you've taken. I wonder what happened!
Please try to prepare for future quizzes by going over problems similar to our class work.
EC question-Why do you think students had trouble with today's quiz?
Geometry H pds 3,5
We started Chapter Four today. Lesson 4.1 is about how to identify corresponding sides and angles of congruent figures, expecially triangles.
Classwork included notes on a worksheet.
HW Worksheet 4.1- Do ALL problems.
EC problem textbook page 201 # 30
Trig pd 4
We went over the model of a ferris wheel, comparing the height with the time it takes to make a complete revolution. We learned that the graph is a reverse cosine function.
HW Do the other ferris wheel problem on the back of this worksheet.
EC Write a paragraph report about George Ferris.
Wednesday, November 4, 2009
Week of November 2nd
Algebra 2H pds 1,2
Tomorrow is the quiz on Lessons 5.1-5.4. Topics include monomials, exponents, polynomials, scientific notation, and factoring with grouping and GCF.
No hw except to be ready for the quiz.
EC question---Which parts of this quiz are most challenging for you? Why?
Geometry H pds 3,5
Today was the quiz on Lessons 3.6 and 3.7. Hopefully, everyone did fine.
No hw tonight.
EC Find the equation of two lines: one is parallel and the other is perpendicular to 4x -3y = 12. The lines contain the point (6, -2).
Trig pd 4
We graphed the functions y = sec x and y= csc x. We also started the graph for
y= cot x.
HW page 305 # 7,17,23.
EC Why do the graphs from today's lesson have asymptotes?
Tomorrow is the quiz on Lessons 5.1-5.4. Topics include monomials, exponents, polynomials, scientific notation, and factoring with grouping and GCF.
No hw except to be ready for the quiz.
EC question---Which parts of this quiz are most challenging for you? Why?
Geometry H pds 3,5
Today was the quiz on Lessons 3.6 and 3.7. Hopefully, everyone did fine.
No hw tonight.
EC Find the equation of two lines: one is parallel and the other is perpendicular to 4x -3y = 12. The lines contain the point (6, -2).
Trig pd 4
We graphed the functions y = sec x and y= csc x. We also started the graph for
y= cot x.
HW page 305 # 7,17,23.
EC Why do the graphs from today's lesson have asymptotes?
Tuesday, November 3, 2009
Week of November 2nd
Algebra 2H pds 1,2
Our next quiz is on Thursday. It will cover lessons 5.1-5.4.
Today, we went over factoring polynomials with grouping and GCF.
HW pages 299-300 # 3,7,11,15,19,23,27,31,35,39, and 43.
EC problem page 295 # 58.
Geometry H pds 3,5
Tomorrow is the quiz on writing equations in slope-intercept form and point-slope form, as well as finding equations of lines parallel and perpendicular to a given line.
Today, we did a quick draw activity for points. Bring this paper to class tomorrow, and use it as a study guide for the quiz.
No written hw tonight.
EC question---Did your algebra teacher prepare you for these lessons in geometry? Do you find this material for tomorrow's quiz easy? Why or why not?
Trig pd 4
After going over the hw problems, we made a table of values for y=tan x, and showed the graph of this function from 0 to 360º.
HW make a table for y= sec x and y = csc x from 0º to 360º. Graph your results. Also, do # 28 on the worksheet from last night's hw as review.
EC Graph y = 2 tan x from 0º to 360º.
Our next quiz is on Thursday. It will cover lessons 5.1-5.4.
Today, we went over factoring polynomials with grouping and GCF.
HW pages 299-300 # 3,7,11,15,19,23,27,31,35,39, and 43.
EC problem page 295 # 58.
Geometry H pds 3,5
Tomorrow is the quiz on writing equations in slope-intercept form and point-slope form, as well as finding equations of lines parallel and perpendicular to a given line.
Today, we did a quick draw activity for points. Bring this paper to class tomorrow, and use it as a study guide for the quiz.
No written hw tonight.
EC question---Did your algebra teacher prepare you for these lessons in geometry? Do you find this material for tomorrow's quiz easy? Why or why not?
Trig pd 4
After going over the hw problems, we made a table of values for y=tan x, and showed the graph of this function from 0 to 360º.
HW make a table for y= sec x and y = csc x from 0º to 360º. Graph your results. Also, do # 28 on the worksheet from last night's hw as review.
EC Graph y = 2 tan x from 0º to 360º.
Monday, November 2, 2009
Week of November 2nd
Algebra 2H pds 1,2
We went over the multiplication of polynomials. All students must know how to use the special product formulas. This includes the square of a binomial and the products resulting in the difference of two squares. Next quiz is on Thursday.
HW page 295 # 5-65 every 5th question
EC problem #70 on page 296
Geometry H pds 3,5
We reviewed the slopes of parallel and perpendicular lines. We went over problems related to these concepts.
HW Worksheet # 10-20 all
EC problem Find an equation of a line perpendicular to 5x-3y = -2 containing the point (6,-2).
Trig pd 4
We used the graphing calculators to see if the equations on the worksheet were correctly found. Hopefully, everyone was successful in using the calculator correctly. We are still learning about sine and cosine graphs.
HW Worksheet # 24,25,26, and 29.
EC #30
We went over the multiplication of polynomials. All students must know how to use the special product formulas. This includes the square of a binomial and the products resulting in the difference of two squares. Next quiz is on Thursday.
HW page 295 # 5-65 every 5th question
EC problem #70 on page 296
Geometry H pds 3,5
We reviewed the slopes of parallel and perpendicular lines. We went over problems related to these concepts.
HW Worksheet # 10-20 all
EC problem Find an equation of a line perpendicular to 5x-3y = -2 containing the point (6,-2).
Trig pd 4
We used the graphing calculators to see if the equations on the worksheet were correctly found. Hopefully, everyone was successful in using the calculator correctly. We are still learning about sine and cosine graphs.
HW Worksheet # 24,25,26, and 29.
EC #30
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