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nickeh30
15.06.2020 •
Mathematics
Please Help The volume of a cone-shaped hole is 16 pi ft cubed . If the hole is 3 ft deep, what is the radius of the hole?
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Ответ:
V = 1/3 • π • radius cubed • height
If the volume is is 16π and the height is 3, then 16π = 1/3 • π • r cubed • 3
16π ÷ (1/3 • π • 3) = 16
radius squared = 16 √16 = 4, so radius = 4
You can also check: 1/3 • r cubed • 3 = 16 The only value left to multiply is π
Step-by-step explanation:
Ответ:
3.0699
Step-by-step explanation:
V = pi*r^2*h
you have v and h and pi so you can get r
Ответ:
4 cm
Step-by-step explanation: