What is the volume of frustum of cone.
Derive the formula...
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Step-by-step explanation:
The Lateral Area of Frustum of a Right circular cone is given by the Formula =
Here,
a = area
r1 = Radius of Lower Base
r2 = Radius of Upper Base
l = Length of Lateral side
Derivation of the Formula =
Lateral area of right circular cone is the difference of the areas of sectors of a circle of radii L1 & L2 & common central angle is theta.
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Step-by-step explanation:
1/3 pai h ( r1 plush r2plush r1 . r2 )
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