Similar Triangles

What similarity theorem would prove that these triangles are similar?

• SAS∼
• SSS∼
• AA∼
• Side Splitter

Tags

CCSS.HSG.SRT.B.5

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

Find missing side

• 5
• 7
• 9
• 11

Tags

CCSS.HSG.SRT.A.2

Complete each proportion.
CB / DM  =  AC / ?

• BM
• MA
• BC
• AD

Tags

CCSS.HSG.SRT.A.2

Complete each proportion.
AB / BM  =  ? / CD

• BC
• AC
• MD
• MC

Tags

CCSS.HSG.SRT.A.2

The triangles are similar, solve for the question mark.

• 8
• 12.5
• 18
• 24

Tags

CCSS.HSG.SRT.A.2

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.

Which is NOT true about similar triangles?

• The angles in the triangles are congruent to each other.

• The sides are proportional to each other.

• The angles in each triangle add up to 180^o.

• The triangles must have at least one side that is the same length.