base radius of a cone 20cm and perpendicular height is 15 find the volume of cone
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volume of cone = 1/3 × pi × r2 × h
= 1/3 × 22/7 × 20 × 20 × 15
= 2000 × 22/7
= 44000/7
= 6285.71 cm3
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Radius =20cm
height =15cm
volume of cone = 1/3×pie×r×r×h
=1/3×3.14×20×20x15
= 628cmcube
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