Question

the perimeter of a rectangle is 72cm . the length is 3 times .find the area of rectangle. ​

Answer 1

Step-by-step explanation:

perimeter =72

2×(l+b)=72

2×(3l +b)=72

72/2=3l+b

36=3l+b

36-b/3=l

b=36-3l

Answer 2

Answer:

Step-by-step explanation:

PERIMETER

length = 72cm

breadth = 3 times the lenght

             = 72 x 3 = 216cm

area of rectangle = L x B

                             = 72 x 216

                             = 15,552 cm square

HOPE IT HELPS

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