Similar Polygons, proportions, dilations, and scale factors

Corresponding sides of similar polygons are __________________.

• proportional

• congruent

• perpendicular

• never equal

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Corresponding angles of similar polygons are __________________.

• proportional

• congruent

• supplementary

• never equal

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Are the two polygons similar?

• Yes

• No

• Maybe

• Cannot be determined

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

What is the scale factor from ABCD to EFGH?

Tags

CCSS.7.G.A.1

What would be the scale factor (k) in the dilation shown?

• 1

• 1/2

• 4

• 2

Tags

CCSS.8.G.A.3

State the coordinate of the image of the given point G (-10,-6) under a dilation with center at the origin with the given scale factor of 1/2.

• G' (5,3)

• G' (20,12)

• G' (-20,-12)

• G' (-5,-3)

Tags

CCSS.8.G.A.3

Are these two triangles similar? Which similarity criterion do you use to prove it?

• Yes, AA

• Yes, SAS

• Yes, SSS

• Not Similar

Tags

CCSS.HSG.SRT.B.5

Are these two triangles similar? Which similarity criterion do you use to prove it?

• Yes, AA

• Yes, SAS

• Yes, SSS

• Not Similar

Tags

CCSS.HSG.SRT.B.5

Are these two triangles similar? Which similarity criterion do you use to prove it?

• Yes, AA

• Yes, SAS

• Yes, SSS

• Not Similar

Tags

CCSS.HSG.SRT.B.5

• Not similar

Tags

CCSS.HSG.SRT.B.5