Circumference and Area

Joe's Coffee is having a stained glass window installed on their front door. Approximately how much glass will be needed to create the stained glass window? Use 3.14 for pi

• 2.4 squared ft

• 9.6 squared feet

• 11 squared feet

• 38.5 squared feet

The street signs in a subdivision are in the shape of circles. Each sign has an area of 452.16 square inches. What is the approximate circumference of each sign?

• 38

• 72

• 75

• 144

Elaina's old bicycle had tires with a 12-inch diameter. Her new bicycle has tires with a 16-inch diameter. What is the difference in the circumference of the tires? Use 3.14 for pi.

• 12.56 in

• 29.14 in

• 37.68 in

• 50.24 in

Kim has two circular push pins on her bulletin board. The table shows the diameter length of each pin. What is the difference in area between the two push pins? Use 3.14 for pi.

• 0.15 squared inches

• 0.98 squared inches

• 1.13 squared inches

• 1.28 squared inches

Sarah wants to cover the rim of her circular pool with a foam covering. The foam covering is sold in boxes that will cover 40 feet. How many boxes of foam will Sarah need to cover the rim of the pool? Use 3.14 for pi.

• 2 boxes

• 3 boxes

• 5 boxes

• 7 boxes