12. The inner diameter of a circular well is 2 m
and it is 14 m deep. Find the cost of plastering
the inner surface @ 50 per sq. m.
Answers
Answered by
1
Answer: 4400 rupee
Step-by-step explanation:
Diameter of well = 2m .
Thus radius radius = 2/2 =1 m
Height of well = 14 m
Surface area of cyclinder = 2πrh
= 2*22/7*1*14
=88 m sq
cost of inner surface = 50*88 = 4400
Similar questions