if the volume of a right circular cone of height 9cm is 48 pie cmsq. find the diameter of its base
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Answered by
2
Answer:
What is the formula?.......
Answered by
4
Answer:
8 cm
Step-by-step explanation:
Volume of right circular cylinder = πr2h
48π cm^3 = 1/3 πr2h
48 cm^3 = 1/3 r2h
48 cm^3 = r2 1/3 × 9 cm
48/3 cm^2 = r2
16 cm^2 = r2
r = √(16cm^2)
r = 4 cm
thus,
diameter = 2r
= 2 × 4 cm
= 8 cm
please mark this as BRAINLIST
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