Answer:
62.83
Explanation:
Is it 10? as the radius, all you do is 2 pie r
can't find the symbol for pie but 2pie x 10
put the 2 next to the pie symbol btw and you should get 62.83185 blah blah but round that to the nearest tenth and 62.83
31.4 in
1st half is 10 in. Multiply that by 3.14 (pi)
31.4
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