nicole667
12.12.2020 •
Mathematics
The volume of a cylinder of height 8 cm is 72π cm3 Find the radius of the cylinder.
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Ответ:
3 cm
Step-by-step explanation:
Divide the volume by the height
72π/8 = 9π
Now we have the surface area. The surface area is π
, so we reverse it.
Divide the number by π:
9π/π=9
Now we find the square root
3 x 3 is 9, so 3 is the square root and radius.
Ответ: