Solve Polygons

Find the scale factor.

• 4:1

• 1:3

• 2:1

• 7:3

Are the following similar? Why or why not?

• Yes

• No, the corresponding angles are not equal.

• No, the ratios of the corresponding sides are not equal.

The pair of figures is similar. Find the missing side.

• x = 20

• x = 12

• x = 5

• x = 4

The pair of figures is similar. Find the missing side.

• x = 10

• x = 4

• x = 2

• x = 5

The pair of figures is similar. Find the missing side.

• x = 1
• x = 3
• x = 9
• x = 5

Find missing side

• 5

• 7

• 9

• 11

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft

Solve for x. 

• 14

• 21

• 15

• 10

When figures are similar, their corresponding sides are__________________.

• congruent

• proportional

• invisible

Find missing side

• 5

• 7

• 9

• 11