The diameter of a shot-put made of brass is 14 cm. If 1 cm of brass weighs 8 gram, find the weight of the shot-put.
Answers
Answered by
8
11.5kg (approx.)
Step-by-step explanation:
radius = 14/2= 7cm
Vol. of shotput = (4×Π×r^3)/3
= (4/3)×(22/7)×7×7×7
= 4312/3 = 1437.33 cm^3
Weight = 1437.33 × 8 g
= 11498.67g (approx) = 11.5kg (approx)
Similar questions