Question

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A rectangular field is to be fenced on three sides leaving a side of 20cm uncovered if the area of the field is 680sq. m how many metres of Financing is required?

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Answer 1

Answer:0.88m

Step-by-step explanation:

First, find bredth by using area's formula of a rectangle:-

Ar. = l*b

680 =20*b

b=680/20

=34cm

Now, find perimeter =2(l+b)

=2(20+34)

=2*54cm

=108cm

Now required distance= 108-20cm

=88cm

=0.88m