Mathematics
Grade 7
45 min
Parts of a circle
Tutorial Preview
1
A circle has a diameter of 10 cm. What is its radius?
2
A circle has a radius of 4 inches. What is its diameter?
3
Find the circumference if the diameter is 7 m. Use π ≈ 22/7.
Sample Practice Questions
Easy
The diameter of a pizza is 20 inches. What is the radius?
0.5 in
1.10 in
2.20 in
3.40 in
Easy
The radius of a bike wheel is 5 cm. What is the diameter?
0.10 cm
1.5 cm
2.2.5 cm
3.15 cm
Easy
A plate has a diameter of 14 cm. Find its circumference. (π ≈ 22/7)
0.22 cm
1.88 cm
2.44 cm
3.14 cm
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