Ch 8 Review - Geometry

• 1:3

• 3

• 2:3

• 3:2

Tags

CCSS.7.G.A.1

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?
A(3,3) B(6,6) C(9,3)

• A'(9,9) B'(18,18) C'(27,9)
• A'(6,6) B'(9,9) C'(12,6)
• A'(0,0) B'(3,3) C'(6,0)
• A'(1,1) B'(2,2) C'(3,1)

Tags

CCSS.8.G.A.3

Enlargement or reduction?  Find the scale factor!

• It's a reduction; the scale factor is 2.
• It's an enlargement; the scale factor is 2.
• It's an enlargement; the scale factor is 1/2.
• It's a reduction; the scale factor is 1/2.

Tags

CCSS.8.G.A.3

Triangle ABC is dilated so that the coordinates of C' are (2, -1).  What was the scale factor of the dilation?

• 3
• 2
• 1/2
• 1/3

Tags

CCSS.8.G.A.3

The triangles are similar, solve for the question mark.

• 8
• 12.5
• 18
• 24

Tags

CCSS.HSG.SRT.A.2

Complete each proportion.
CB / DM  =  AC / ?

• BM
• MA
• BC
• AD

Tags

CCSS.HSG.SRT.B.4

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

Are the triangles similar?

• Yes
• No

Tags

CCSS.HSG.SRT.A.2

Are the triangles similar?

• Yes
• No

Tags

CCSS.HSG.SRT.A.2