Math, asked by dipikaKapoor, 1 year ago

Please explain it guys.

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Answered by rupali1345

1

option d is correct answer.

ans=

perimeter of rectangle=2(3x+4x)

28=2(7x)

28=14x

28/14=x

2 =X

therefore, 3x=3*2=6

4x=4*2=8

area of rectangle =l*b

= 6*8

=48 square cm

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