Question

The perimeter of a rectangle is 140cm. If its breadth is 20cm, then its area is​

Answer 1

Answer:

perimeter of a rectangle is 140cm

breadth is 20cm

length=140/20=7cm

area=(20×7)=140cm^2

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

the perimeter of the rectangle =2(l+b)

140 =2(l+20)

140÷2=l+20

70=l+20

l=70-20

l=50cm.

area of the rectangle =l×b

=50×20

=1000cm²