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a_sh-v [17]
3 years ago
5

The volume of the cone is 130 units^3. Solve for x. Height: 13 Radius: x

Mathematics
1 answer:
Gwar [14]3 years ago
3 0
V=(1/3)hpir^2
v=130
h=13
r=x

130=(1/3)(13)pix^2
times both sides by 3
390=13pix^2
divide both sides by 13
30=pix^2
divide both sides by pi
30/pi=x^2
sqrt both sides
x≈3.09
radius is abou 3 units
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