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Circle Area Calculation

Authored by Natalie Pohlplatz

Mathematics

7th Grade

CCSS covered

Used 2+ times

Circle Area Calculation
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the area of a circle with a radius of 4.5 centimeters, using 3.14 for π? Round

25.12 square centimeters

63.59 square centimeters

254.35 square centimeters

31.78 square centimeters

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Find the area of the shape below. Use 3.14 for π.

98.13 square units

50.24 square units

28.26 square units

100.48 square units

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Wendy’s bicycle tires have a diameter of 38 centimeters. Using 3.14 for π, find the distance around one tire.

119.32 cm

77.9 cm

238.64 cm

59.66 cm

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The circumference of a circle is 44 inches. What is the approximate radius of the circle?

7 inches

14 inches

22 inches

28 inches

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Find the area of the shape.

42 square units

56 square units

52 square units

67 square units

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

The radius of a smaller circle is half the length of the radius of a larger circle. The circumference of the larger circle is 125.6 inches. What is the approximate area of the smaller circle?

7.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

Media Image

Marquita is remodeling her bathroom. She needs to cut a circular hole out of a countertop to place the sink, as shown in the figure below. What will be the area of the countertop once Marquita cuts the hole, to the nearest tenth of a square foot?

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