Similarity Quiz Review

If two triangles are similar, their angles are______.

• proportional

• congruent

• supplementary

• complementary

If two triangles are similar, the corresponding sides are ______________.

• equal

• congruent

• proportional

• none of these

If  $\Delta ABC\sim\Delta DEF$ , which of the following is NOT always true? 

•  $\angle A\cong\angle D$  

•  $\overline{BC}\cong\overline{EF}$  

•  $\frac{AC}{DF}=\frac{BC}{EF}$  

•  $\Delta CBA\sim\Delta FED$  

If the figures are similar, find the scale factor from A to B.

If the figures are similar, find the scale factor from B to A.

• $\frac{2}{3}$

• $\frac{3}{4}$

• $\frac{4}{3}$

• $\frac{3}{2}$

If  $ABCD\sim PQRS$ , find the perimeter of  $PQRS.$   

• 42.5

• 59

• 68

• 85

If  $\Delta JKL\sim\Delta NML$ , find x.

If  $\Delta JKL\sim\Delta NML$ , find y.

If  $\Delta HBN\sim\Delta LYR$ , find x.

State is the triangles are similar.If so, state how you know they are similar.

• Similar by the SSS similarity theorem

• Similar by the SAS similarity theorem

• Similar by the AA similarity theorem

• Not Similar

Tags

CCSS.HSG.SRT.B.5