Question

the height of tent is 9 m its base diameter is 24 .what is its slant height find the cost of canvas cloth required if its cost RS 14per sq.m with step by step explanation
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Answer 1

Given the base diameter of tent is 24 m and height of a tent is 9 m and the cost of canvas cloth is Rs 14 per sq m

Let slant height of tent be

′

l

′

, then

l

2

=r

2

+h

2

⇒l=

(12)

2

+(9)

2

=

225

=15m

Area of canvas required =πrl=

7

22

×12×15

Cost of canvas =Rs.(

7

22

×12×15×14)=Rs.7920