Question

Find the diameter of each circle.Round your answer to the nearest tenth. Please make sure the answers are RIGHT.

Answer 1

Step-by-step explanation:

area of circle is

$\pi \: {r}^{2}$

therefore 50.3=22/7*r²

16.0045455=r²

r=4.---approx

therefore diameter is 2r

2*4...

8.---approx

18. 153.9=22/7*r²

r=7.----approx

therefore diameter is 2r

2*7.----

14.---approx

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