P5 Math · Chapter 17brightbit.net/worksheets

Geometry — Circles (Area & Circumference)

Name: ______________________Class: ________Date: ____________Score: ____ / 10

1.
What is the circumference of a circle with radius 7 cm? (Use π = 22/7)
(a) 22 cm(b) 44 cm(c) 154 cm(d) 88 cm
2.
Find the area of a circle with radius 7 cm. (Use π = 22/7)
Answer: ____________________________________
3.
A circle has diameter 14 cm. What is its circumference? (Use π = 22/7)
(a) 22 cm(b) 44 cm(c) 88 cm(d) 154 cm
4.
A circle has area 616 cm². Find its radius. (Use π = 22/7)
Answer: ____________________________________
5.
A semicircle has diameter 20 cm. What is its perimeter? (Use π = 3.14)
(a) 31.4 cm(b) 51.4 cm(c) 62.8 cm(d) 71.4 cm
6.
Find the area of a quarter circle with radius 14 cm. (Use π = 22/7)
Answer: ____________________________________
7.
A circular garden has radius 21 m. What is its area? (Use π = 22/7)
(a) 1,386 m²(b) 1,400 m²(c) 132 m²(d) 264 m²
8.
A circle fits exactly inside a square of side 14 cm. What is the area of the shaded region outside the circle? (Use π = 22/7)
Answer: ____________________________________
9.
The circumference of a circle is 88 cm. What is the radius? (Use π = 22/7)
(a) 7 cm(b) 14 cm(c) 21 cm(d) 28 cm
10.
A wheel has radius 35 cm. How many complete turns does it make travelling 220 m? (Use π = 22/7; 1 m = 100 cm)
Answer: ____________________________________

Answer key — P5 Math: Geometry — Circles (Area & Circumference)

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