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14-08-2020
Mathematics

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Find the surface area and volume for the following composite figure.

Find the surface area and volume for the following composite figure class=

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FaDaReAdEoLa FaDaReAdEoLa

14-08-2020

Step-by-step explanation:

volume = lbd + πr²h

l = 12 , b = 7 , d = 4 , r = 3 and h = 10

V = 336 + 90π

surface area = [2(lb + ld + bd) - πr²] - [2πrh + πr²]

= 320 - 9π - 60 - 9π

= 260 - 18π

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