MEANING OF SIMILARITY - THEOREMS
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In a pair of similar polygons, corresponding angles are congruent.
always
Right isosceles triangles are similar.
always
Right triangles are similar.
Sometimes
ABC ~ ADE AC = 4, AE = 7, AD = 10, what is the length of AB?
17 1/2
ABC ~ ADE BC is parallel to DE. AB = x, AD = 5, AC = x+1 and AE = 7. The value of x is
2.5
Isosceles triangles are similar.
Sometimes
ABC ~ ADE BC parallel to DE. BC = 6, DE = 9 Which of the following could be the lengths of AB and BD respectively?
4 and 2
Why are all equilateral triangles similar?
AAA Similarity Postulate
ABC ~ ADE If BC is parallel to DE, then all of the following are equivalent to each other except
CE/AC
Which of the triangle(s) shown is similar to triangle c?
h
Acute triangles are similar.
never
