Wednesday, April 29, 2009

Algebra 2H pds 1,2
After going over the test on Conics, we went through the parabola problems using the directrix and focus as a guide for the graph of the parabola.
HW worksheet # 28, 30 36 Pd 2 should also finish # 29.

EC problem # 39 (Remember that the vertex is the midpoint between the focus and directrix).

Geometry H pds 3,5,6
After taking the quiz on the Basic Terms of Circles, we went over the concept of tangents of a circle. There are internal and external tangents to two circles.
Circles can be internally or externally tangent to each other.
HW worksheet -Do ALL problems except # 4 on the top part.

EC problem....Draw two circles that are externally tangent. How many common external tangents do the circles have? How many common internal tangents do they have?

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