Radius of a Circle Real World Problems

The circle represents a tablecloth that Angie bought. She wants to sew fringe along the edge of the tablecloth. How many of fringe does she need to buy? Use 3.14 for π.

• 12.4 ft

• 7.9 ft

• 19.6 ft

• 15.7 ft

Alejandra is making a tablecloth. Her table has a 7 foot diameter. How many square feet of material does she need to use? Use 3.14 for π.

• 10.9 square feet

• 153.9 square feet

• 38.5 square feet

• 21.9 square feet

Jalen is making a circular pizza with a circumference of 44 inches. What is the approximate radius of Jalen's pizza. Use 3.14 for pi.

• 14 inches

• 7 inches

• 22 inches

• 88 inches

Paige wants to sew lace around the edge of a round tablecloth. The table cloth has a diameter of 6 feet. About how much lace will Paige need?

• 18.85 feet

• 113.10 feet

• 9.42 feet

• 28.27 feet

• 15

• 29

• 46

• 93

A round table has a radius of 15 in. A round tablecloth hangs 2 in. over the edge of the entire table. What is the approximate area of the tablecloth?

• 107 in²

• 707 in²

• 908 in²

• 1,134 in²

The radius of the larger circle is 5 meters and the radius of the smaller circle is 2.5 meters. What is the approximate area of the shaded region?

• 5 squared meters

• 20 squared meters

• 59 squared meters

• 79 squared meters

A circle has a radius of 3.75 meters. What is the approximate area of the circle?

• 12 square meters

• 14 square meters

• 24 square meters

• 44 square meters

What is the approximate length of the radius of a circle with a circumference of 63 inches?

• 4 in

• 8 in

• 10 in

• 20 in

The radius of the wheel is 12 inches. What is the approximate circumference of the wheel?

• 19 inches

• 24 inches

• 38 inches

• 75 inches