Please some one help me.

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asked Jul 28, 2018 14.6k views

1 Answer

Chris Rymer · Answer 1 · 2018-08-03T14:29:33+0000

8a
TSA = 2πrh + 2πr^2
TSA = 471 + 157 (or 150π + 50π)
TSA = 628 cm^2 (or 200π)

8b

628 x $3 = $1884
cost = $1884

8c.

V = πr^2h = π 5^ 5 (15) = 375π (or 1177.5 if use π = 3.14)

Please some one help me.

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