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02-06-2019
Mathematics

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Find the volume of the shaded area.
(Helppp meee 12 pointsss)

Find the volume of the shaded area Helppp meee 12 pointsss class=

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a5904640 a5904640

02-06-2019

The volume of a pyramide is

V = Ab.h/3

In this case Ab = 7 . 7 = 49

V = 49.h/3

V = 49.11/3

V = 539/3

Now let's see the cone volume

V = π.r².h/3

V = π.3².11/3

V = π.3.11

V = 33π

Now we just remove the cone from the pyramid

539/3 - 33π = 75,994cm³

Rounding its 76cm³

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