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

2 Answers

5 votes

Answer:

38.5 inches

Explanation:

r = 1/2d

r = 1/2 × 7

r = 3.5


\boxed{ \bold{formula = \pi \: {r}^(2) }}

= 3.14 × 3.5 × 3.5

= 38.465 inches

Find its area to the nearest tenth

38.465 inches

= 38.5 inches

User Pjp
by
4.2k points
5 votes

Explanation:

diameter=7 inches

Area of the circle= π(7/2)² inches²

=38.465

38.5 inches²

User Fardin
by
4.4k points