1 Answer

Joe Holt · Answer 1 · 2022-10-21T16:52:43+0000

Answer:

r ≈ 2.5

Explanation:

98 = 5(πr^2)

divide 5 by both sides

19.6 = πr^2

divide π by both sides

6.2388 = r^2

square root both sides

r = 2.49777

r ≈ 2.5

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