Scale Factor Proportions

Set up a proportion to find the missing side (x).

• 84

• 91

• 70

• 77

• 72

Tags

CCSS.HSG.SRT.A.2

Solve for x

• x=6

• x =1/6

• x = 7

• x=9

Tags

CCSS.7.RP.A.2C

Find missing side

• 5

• 7

• 9

• 11

Tags

CCSS.HSG.SRT.A.2

Find side length X.

• 30

• 25

• 15

• 40

Tags

CCSS.HSG.SRT.A.2

Find side length X.

• 16

• 18

• 2.4

• 15

Tags

CCSS.HSG.SRT.A.2

Find the missing length. The triangles in each par are similar.

• 51

• 36

• 49

• 29

Tags

CCSS.HSG.SRT.A.2

The polygons in each pair are similar. Find the scale factor of the smaller figure to the larger. (smaller on top)

• 2 : 5

• 4 : 7

• 2 : 9

• 1: 2

Tags

CCSS.7.G.A.1

The polygons in each pair are similar. Find the scale factor of the smaller figure to the larger. (smaller on top)

• 7 : 9

• 1 : 6

• 1 : 3

• 1 : 2

The triangles are similar, solve for the question mark.

• 8

• 12.5

• 18

• 24

Tags

CCSS.HSG.SRT.A.2

Find the missing length. The triangles in each par are similar.

• 46

• 78

• 84

• 93

Tags

CCSS.HSG.SRT.A.2