Perimeter and Area of Similar Shapes

x

• 9

• 18

• 24

• 30

If the ratio between two shapes area is 16/49, what is the ratio between the two shapes perimeter? 

• 4/7

• 7/4

• 16/49

• 49/16

Tags

CCSS.7.G.A.1

For each pair of similar figures, find the perimeter of the second figure.

(a)  

For each pair of similar figures, find the perimeter of the second figure.

(a)  

For each pair of similar figures, find the perimeter of the second figure.

(a)  

Find the ratio (red to blue) of the perimeter.

• 11/6

• 6/11

• 121/36

• 36/121

Find the ratio (blue to red) of the perimeter.

• 4/7

• 7/4

• 49/16

• 16/49

Find the ratio (blue to red) of the perimeter.

• 64/25

• 25/64

• 5/8

• 8/5

A triangle has a side length of 3 inches and an area of 22 square inches. A similar triangle has a corresponding side length of 6 inches. Find the area of the larger triangle.

(a)  

A rectangle has a side length of 2 feet and an area of 10 square feet. A similar rectangle has a corresponding side length of 6 feet. Find the area of the larger rectangle.

(a)