Question

if the volume of a right circular cone of height 12cm is 100 cm3 ,find the diameter of its base​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

Volume of cone=100cm^3

Height of cone = h = 12cm

Radius= r = ?

Volume of cone=1/3×22/7×r^2×h

So, 100 = 1/3×22/7×12× r^2

r^2= (100×3×7) / (22×12)

r= 5 root7/ root 22

Diameter = 2×r = 10 root 7/ root 22

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