blazncooki
blazncooki
23-04-2017
Mathematics
contestada
Geometry help 10 points
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Аноним
Аноним
23-04-2017
For the first photo, the right answer is the second
For the second photo let's do it step-by-step
The formula is 2πr² + 2πrh
2π11²+2π8*11 = 2π121 + 2π88 = 242π+176π = 759,88+552,64 = 1312,52 ft²
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