Proportions with Polygons

• 15
• 13
• 11
• 17

Find the missing side length. 

• 16

• 12

• 35

• 15

Using the proportions of the triangle, solve for x.

Find the scale factor of ΔMNP to ΔDEF

Are the two figures similar

• yes

• no

Pentagon JKLMN is similar to pentagon VWXYZ.
What is the measurement of angle X?

• 30 degrees

• 60 degrees

• 150 degrees

• 120 degrees

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

• x = 20

• x = 12

• x = 5

• x = 4

Two polygons are similar. The perimeter of the first polygon is 72 inches. The perimeter of the second polygon is 90 inches. What is the scale factor of the first polygon to the second polygon?

• 72 : 90

• 90 : 72

• 4 : 5

• 5 : 4

• P = 85 feet

• P = 106.25 feet

• P = 68 feet

Solve for x. 

• 8

• 6

• 10

• 12