Question

The perimeter of rectangle is 36cm and its breath is 8.4cm find the length and the area of rectangle

Answer 1

Answer:

Let length and breadth be 3x and x.

2(l+b)=36cm

2(3x+x)=36cm

8x=36cm

x=36/8

x=4.5cm

length=3*4.5=13.5cm

breadth=x=4.5cm.

Answer 2

Answer:

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