radius of frustum of cone is 150 m and 8 cm. if its depth is 50 cm. find its volume
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volume of fr.= 1/3πh( r1²+r2²+r1×r2)
150m=r1, 8cm=0.08m=r2, height=50cm=0.5m
1/3×22/7×0.5[(150)²+(0.08)²+150×0.08
=1/3×22/7×1/2(22512)
=11792m
or
=1179200cm
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