the radius and height of a right circular cone in ratio 4 is to 3 and its volume is 2156cm cube
find the curved surface area of the cone
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let ratio be 4x and 3x
volume of cone = πr^2h/3
3.14×16x^2×3x/3 = 2156
50.24x^3 = 2156
x^3 = 2156/50.24
x= cube root 42.914
x = 3.50
volume of cone = πr^2h/3
3.14×16x^2×3x/3 = 2156
50.24x^3 = 2156
x^3 = 2156/50.24
x= cube root 42.914
x = 3.50
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