MusSval7exiato MusSval7exiato

14-10-2016
Mathematics

Answered

Find the surface area of a conical grain storage tank that has a height of 43 meters and a diameter of 14 meters. Round the answer to the nearest square meter.

A959 m2
B1,113 m2
C2,072 m2
D2,533 m2

Verified Answer :

soyrbto soyrbto

17-10-2016

a = a'base + a'lateral = \pir^2 + \pirg

g = (h^2 + r^2)^1/2

g = 43.57

a =\pi(4)^2 + \pi743.57
a = 1008.41
a ≈ 1.113
B.

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