Math, asked by rehanalam0676, 11 months ago

4. The area of a rectangular field is 391 m and its length is 23 m. Find the:
(i) breadth of the field, and
(11) cost of fencing it at the rate of $ 10.50 per metre.​

Answers

Answered by krishnamanoj22
4

Step-by-step explanation:

1) area =length × width

391=23×b

23b=391

b=391÷23

b=17

Answered by nripendrasingh342
6

Step-by-step explanation:

a=l×b

391=23×b

b=391/23

b=17

p=2×l+b

=2×23+17

=2×40

=80

fencing cost=$840

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