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Please help!! 13 points and marked as brainy list!!
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Please help!! 13 points and marked as brainy list!!

Please help!! 13 points and marked as brainy list!!-example-1
User Mandar Shinde
by
4.9k points

1 Answer

5 votes
answer: 12 1/2 aka 12.5

explanation
take each radius and multiply it by 2, then add them all
(2 • 2) + (3 1/4 • 2) + (1 •2)
= 4 + 6 1/2 + 2
= 12 1/2 = 12.5
User Dima Fomin
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5.1k points
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