Similar Polygons Warm-Up

Two polygons are similar if their angles are _________ and their sides are proportional.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

If ABCDE is similar to PQRST, what is the measure of angle Q?

• 80 degrees

• 140 degreed

• 90 degrees

• 210 degrees

Tags

CCSS.HSG.SRT.A.2

If ABCDE is similar to PQRST, what is the measure of angle P?

• 80 degrees

• 140 degrees

• 90 degrees

• 120 degrees

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

If ABCDE is similar to PQRST, what is the measure of angle R?

• 80 degrees

• 140 degrees

• 90 degrees

• 135 degrees

Tags

CCSS.HSG.SRT.A.2

If ABCDE and PQRST are similar x = ____ cm

Tags

CCSS.HSG.SRT.A.2

IF ABCDE is similar to PQST, y = ___cm

Tags

CCSS.HSG.SRT.A.2

IF ABCDE is similar to PQRST, z = ___cm

Tags

CCSS.HSG.SRT.A.2

What is the scale factor?

• 6/4

• 3/2

• 2.4/1.6

• 9/4

Tags

CCSS.HSG.SRT.A.2

CCSS.8.G.A.4

What is the ratio of perimeters?

• 6/4

• 3/2

• 2.4/1.6

• 9/4

What is the ratio of the areas?

• 6/4

• 3/2

• 2.4/1.6

• 9/4