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The diameter of a circle is 7 m. Find its area to the nearest tenth.

The diameter of a circle is 7 m. Find its area to the nearest tenth.
asked 158k views
3 votes
The diameter of a circle is 7 m. Find its area to the nearest tenth.

asked
User Beingyogi
by
8.5k points

2 Answers

5 votes
Answer:

38.5

Explanation:

A = pi*r^2

A = pi*3.5^2

A = pi*12.25

A = 38.465
answered
User Kprobst
by
8.1k points
5 votes

Area = pi x r^2

R = 7/2 = 3.5

Area = 3.14 x 3.5^2

Area = 38.5 m^2

answered
User MJBZA
by
8.2k points
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