alainabbyboo22
Find the surface area of the figure below.
A. 94.25 m2
B. 94.52 m2
C. 36.13 m2
D. 148.04 m2



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alainabbyboo22
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nubeer
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SA = pi*r*s + pir^2

alainabbyboo22
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which one is the radius ?

nubeer
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diameter = 4
so radius = diameter/2

alainabbyboo22
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how would i set that up to solve it ?

nubeer
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pi (x)(3.75) + pi (2^2)

nubeer
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sorry not x its 2

alainabbyboo22
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36.1283155163

alainabbyboo22
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36.13 is my answer !

nubeer
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yes..