Circumference and Area of Circles Real World

Find the diameter of the toilet paper.

Circumference: 56.55cm

• 18cm

• 9cm

• 28.23cm

• 81cm

I am making a box full with all of my cleaning supplies and I don't know if this last bottle will fit. The circumference of the cleaning spray bottle is 9.42 in. The space left in the box has a radius of 2 in. Will the cleaning spray fit in the box or will the space be too small?

• No the bottle will not fit because the radius of the bottle is bigger than the radius of the space left in the box.

• Yes the bottle will fit because the diameter of the bottle is 5 inches.

• Yes the bottle will fit because the radius of the bottle is approximately 1.5 inches.

• No the bottle will not fit because the diameter of the bottle is 0.5 inches.

Sara's family is making a new path in their yard. They need to order new pavers. They want the pavers to be 50% bigger than the ones they have. If the diameter of the old pavers is 12" what should the area and circumference of the new pavers be?

• C=56.55 in A=254.47 in²

• C= 18.85 in A=127.24 in²

• C= 75.4 in A=452.49 in²

• C= 254.47 in A=75.4 in²

The diameter of a basketball is 9 inches. What would the circumference be if the basketball was half the size?

• 28.27 in

• 44.42 in

• 4.5 in

• 14.14 in

A farmer grows potatoes on a circular plot of land that has a radius of 20 meters. Each potato plant requires 2 square meters of soil. What is the maximum number of potato plants the farmer can grow?

• 80

• 628

• 1256

• 2512

Lily is making party favors by placing a circular disk in the bottom of a plastic bag. Each disk has a diameter of 6 centimeters. What is the area of the disk to the nearest hundredth of square centimeter?

Use 3.14 for 𝜋.

• 18.84 cm²

• 28.26 cm²

• 91.06 cm²

• 113.04 cm²

Jayne has a very large circular lollipop that has a circumference of 25.12 inches. What would the area of Jayne’s lollipop be?

• 50.24 in.²

• 200.96 in²

• 12.56 in. ²

• 78.88 in^.2

A circle has a diameter of 4.5 cm. A larger circle has a diameter of 24 cm. What is the approximate difference in the circumferences of the two circles?

• 19.5 cm

• 28.5 cm

• 61 cm

• 90 cm

Sadie has 38 inches of fringe to sew around a circular pillow. What is the approximate diameter of the largest pillow she can use?

• 6 inches

• 9 inches

• 10 inches

• 12 inches

A circular track with a diameter of 60 meters is shown. Shaleah walked around the track 4 times. Approximately how many meters did she walk?

• 377

• 2826

• 754

• 11,304