Similar triangles

If two figures are similar their angles are______.

• proportional
• congruent
• supplementary
• complementary

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

• equal
• congruent
• proportional
• none of these

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Choose the similarity statement for the triangles.

• ΔMNL ∼ ΔOPQ
• ΔNOM ∼ ΔPQL
• ΔLMN ∼ ΔPQO
• ΔMLN ∼ ΔPQO

Are the triangles similar?

• Yes
• No

Complete each proportion.
CB / DM  =  AC / ?

• BM
• MA
• BC
• AD

Complete each proportion.
AB / BM  =  ? / CD

• BC
• AC
• MD
• MC

Which of the following is NOT true about similar figures?

• A) Similar figures always have the same shape.
• B) Similar figures always have the same size.
• C) Similar figures always have corresponding angles that are equal.
• D) Similar figures always have corresponding sides that are proportional.

 ∠A = ≅

• ∠M
• ∠N
• ∠L

∠U = ≅

• ∠F
• ∠G
• ∠E

Are the following similar? Why or why not?

• Yes. All pairs of corresponding angles are congruent.
• No, the corresponding angles are not equal.
• No, the ratios of the corresponding sides are not equal.