Math, asked by sunny6200k, 1 day ago

A road 3.5 m wide surrounds a circular plot whose circumference is 44 m. Find the cost of 22 repairing the road at 20 per m2. (Take it = 7​

Answers

Answered by TripathiAdwik
0

Answer:

3850 rs.

Step-by-step explanation:

width=3.5 m

2 pi r=44

r=7

=area= pi(R squared-pi squared)

=3.14(10.5 squared-7 squared)= 192.5 m square

cost=192.5X20=3850 Rs.

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