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Slide 1 7.3 Proving Triangles Similar Angle-Angle Similarity (AA ~) Postulate – If two angles of one triangle are congruent to two angles of another triangle, then the…

Slide 1 Geometry 7 th Grade 2010 Slide 2 1. Which of these shapes can be created using two congruent isosceles triangles? 1.rhombus 2.rectangle 3.trapezoid 4.parallelogram…

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Ratio and proportion Definition of a ratio If a and b are two quantities that are measured in the same units, then the ratio of a to b is a/b. This ratio is written as a…