Real World Area and Circumference

Danielle wants to make cookies for 3 friends. The radius of a cookie is 5 inches. If she wants to ice ALL 3 of the cookies, how many square inches of cookies must she cover with icing?

The circumference of the moon is the approximate distance around a circle with a radius 1,736 kilometers. Find the circumference of the moon. Use 3.14 for pi and round to the nearest tenth!

A circular swimming pool has a radius of 15 feet. The family that owns the swimming pool wants to put up a circular fence that is 5 feet away from the pool at all points. What is the circumference of the fence they will need? Hint: Draw what you know.

• 15π

• 20π

• 40π

• 30π

• 10.5 ft

• 42 ft

• 65.94 ft

• 131.95 ft

Adam was painting a wall in his room. The wall was 4 feet wide and 4 feet tall. What is the area of the wall he has to paint?

• 16ft

• 8ft

• 12ft

• 4ft

• 10 in

• 2.5 in

• 15.7 in

• 31.4 in 

Sarah had a sheet of paper that was 3 inches long and 7 inches wide. What is the perimeter of the paper? 

• 20 inches

• 21 inches

• 24 inches

• 22 inches

What is the Perimeter of this Composite Figure?

• 44 cm

• 42 cm

• 35 cm

• 41 cm

Salma bought the Almarai Cheese from LuLu Supermarket. She observes that the height of the triangle cheese is 6cm and base 4cm. Help Salma to find the area of the cheese.

A lawn had an area of 35 square feet. If it was 7 feet width, how long was it? 

• 84 ft.

• 245 ft.

• 5 ft.

• 14 ft.