Question

plz do fast.......... ​

Answer 1

Step-by-step explanation:

let the breadth be x

perimeter of rectangle=2(length+breadth)

72 =2 (3x+x)=2×4x=8x

x=72/8=9

so width =9 cm and length=3x=3×9=27 cm

area of rectangle=length×breadth

=27×9=243 cm square

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Answer 2

Answer:

already posted the answer

Step-by-step explanation:

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