Circumference
Area
Diameter and Radius
Word Problems
Vocabulary
100

The circumference of a circle if the diameter = 14 metres.

43.96 metres

100

Area of a circle with a radius of 7 metres.

153.94 metres squared

100

The diameter of a circle is 5 cm. The radius is _____.

2.5 cm

100

Zion needs a new bicycle tire. His tire has a circumference of about 112 inches. What is the diameter of the tire? (round to the nearest tenth place).

35.7 inches

100

Half the diameter

Radius

200

The circumference of a circle is diameter is 18 metres.

56.52 metres

200

Area of a circle with a diameter of 2 metres.

50.27 metres squared

200

The radius of this circle is 12 cm. The diameter is __________.

24cm.

200

Evan's frying pan is 14.5 inches in diameter. What is the circumference of his frying pan? Round to the nearest tenth.

45.5 inches

200

The outside measurement of a circle.

Circumference

300

The circumference of circle if diameter = 16.8 metres (round to the nearest tenth).

52.8 metres

300

Area of a circle with a radius of 10 inches.

314.16 inches squared.

300

The diameter of this circle is 27 cm. The radius is ______________.

13.5 cm

300

Mya uses 31.4 metres of plastic edging to create a border around the school's circular flower garden. How far is it from the center of the garden to its edge?

5 metres

300

Measurement of the inside of a circle.

Area

400

The circumference of a circle if diameter = 14.8 cm (round to the nearest tenth). 

46.5 cm

400

Area of a circle with a diameter of 30 feet.

706.86 feet squared

400

The radius of this circle is 37 inches. The diameter is ___________.

74 inches

400

Josh measures a truck's tire mark for one complete revolution as 120.48 inches long. What is the diameter of the tire? (Round to the nearest tenth).

38.4 inches

400

The line that cuts a circle in half through the centre.

Diameter

500

The circumference of a circle if the diameter is 11.8 cm.

37.1 cm

500

Area of a circle where the diameter is 25.12 cm.

495.35 cm squared.

500

The circumference is 25.12 cm. 

4cm

500

The circular foundation in front of the courthouse has a radius of 9.4 metres. What is the circumference of the foundation? Round to the nearest tenth. 

59 metres

500

3.14

pi