Area and Perimeter of Similar

The figures are similar. What is the ratio of their areas?

• 324/576

• 3/4

• 9/16

• 1/4

The playing surfaces of two foosball tables are similar. The ratio of the corresponding side lengths  is 10:7. What is the ratio of the areas? 

• 200: 494

• 100 : 28

• 832 : 48

• 100 : 49

Given polygons A and B are similar with corresponding dimensions shown, what is the area of polygon B?

• 6.67 m²

• 3.33 m²

• 10 m²

• 22.5 m²

Find the missing perimeter and area.

• P = 48 A = 147

• P = 56 A = 98

• P = 98 A = 24

• P = 112 A = 12

Tags

CCSS.7.G.A.1

Find the missing area.

• 15

• 20

• 25

• 30

The area of triangle A is 54 and triangle B is 150. What is the scale factor of A to B? 

• 9:25

• 27:75

• 3:5

• 25:9

Tags

CCSS.7.G.A.1

What is the perimeter of the smaller hexagon?

• 5 cm

• 1/6 cm

• 6 cm

• not enough info

• 9:5

• 25:81

• 5:9

• 81:25

• 23.8 mm

• 10.2 mm

• 6.67 mm

• 8 mm

• 3 mm

• 12 mm

• 32 mm