Geometry Area Surface Area Volume

What is the circumference?

• 48

• 96

• 24

• 18

Diameter 13.5 in
Find the circumference of the circle.

• 84.79 in

• 42.39 in

• 21.195 in

• 572.265 in 

Other than the formula C=πd what is another formula for circumference of a circle?

• C=2π

• C=2πr

• C=πr²

• C=πd²

Radius 4 inches
Find the circumference of the circle. 

• 25.12 in

• 12.56 in

• 50.24 in

• 200.96 in

Ray wants to build a fence around his circular garden outside. The garden has a radius of 6 ft. How many feet of fencing does he need?

• 37.68 ft

• 18.84 ft

• 113.04 ft

• 452.16 ft

If the problem ask you to find the distance around a circle, which formula should you use?

• r = 1/2d

• d = 2r

• C = πd

• A = πr²

What is the area of the composite shape?

• Rectangle = 54, triangle = 18, total = 54 + 18 = 72 square units

• Rectangle = 54, triangle = 90, total = 54 + 90 = 144 square units

What is the volume of this rectangular prism?

• 26 cubic units

• 24 cubic units

• 24 square units

• 26 square units

Find the area of the figure.

• 10 cm²

• 24 cm²

• 12 cm²

• 20 cm²

What is the area of the rectangle?

• 15 sq cm

• 15 cm

• 2 

• 16 cm