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The diameter of a circle is 10 cm. Find the circumference \textit{to the nearest tenth}to the nearest tenth.

The diameter of a circle is 10 cm. Find the circumference \textit{to the nearest tenth}to the nearest tenth.
asked 89.2k views
11 votes
The diameter of a circle is 10 cm. Find the circumference \textit{to the nearest tenth}to the nearest tenth.

asked
User Nick Udell
by
8.2k points

2 Answers

4 votes
Answer: 31.4 cm

Explanation:

Diameter (d) = 10 cm
Radius (r) = 10/2 = 5 cm
Circumference = 2πr

Therefore,
= 2πr
= 2 * π * r
= 2 * 3.14 * 5
= 6.28 * 5
= 31.4

Circumference = 31.4 cm
answered
User Anthony Neace
by
8.7k points
7 votes

Circumference = diameter x pi


Circumference = 10 cm x 3.14

Circumference = 31.4 cm

answered
User Bharathiraja
by
7.5k points
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