Review: Similar triangles 10ADVT1

What does it mean for two shapes to be similar?

• Same shape, but different size.
• Same size and same shape.
• Their angles add up to 180^o.
• They are congruent.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Are the triangles similar?

• Yes
• No

Tags

CCSS.HSG.SRT.A.2

If two figures are similar their angles are______.

• proportional
• congruent
• supplementary
• complementary

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

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

What is the measure of x?

• 12
• 15
• 6
• 9

Tags

CCSS.HSG.CO.C.9

Complete each proportion.
CB / DM  =  AC / ?

• BM
• MA
• BC
• AD

Tags

CCSS.HSG.SRT.B.4

Complete each proportion.
CB / DM  =  AC / ?

• BM
• MA
• BC
• AD

Tags

CCSS.HSG.SRT.B.4

Determine if the triangles are similar. Justify.

• Yes, by SSS.
• Yes, by SAS. Scale Factor is 1:2.
• Yes, by SAS. Scale Factor is 3:1.
• No, not similar.

Tags

CCSS.HSG.SRT.B.5

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.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

State the postulate that proves these triangles are similar.

• SSS
• SAS
• AA
• Not similar

Tags

CCSS.HSG.SRT.B.5