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What is the value of x, if the volume of the cone is 12pi m^3

What is the value of x, if the volume of the cone is 12pi m^3-example-1
User MacHala
by
8.1k points

2 Answers

6 votes

Answer: the answer is A. 4m

and number 5 is D. 15

Explanation:

User Fumihwh
by
8.2k points
5 votes
we know that

[volume of the cone]=[area of the base]*h/3
h=3*[volume of the cone]/[area of the base]

[area of the base]=pi*r²-----> pi*3²----> 9pi m²
volume of the cone=12pi m³

h=3*[12pi]/[9pi]----> 4 m

the answer is
4 m

User Jonnnnnnnnnie
by
8.3k points
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