Tuesday, February 22, 2011

HW: study for your quiz and do problems #6-10 in section 7-2 of your text.

Today: began lesson 7-2 on similar polygons. Defined similar polygons, scale factor, and a new symbol for similarity.

QUIZ covers:
1) trapezoids, isosceles trapezoids, median of a trapezoid, legs, bases, diagonals of a trap.
2)new trapezoid theorems and their proof
3) ratios and proportions; solving proportions
4) word problems involving ratio and proportion (Find the measures of 2 supplementary angles if they are in a 2:3 ratio)...etc.
5) always know the definitions of all new terms

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