Question

find the length of the rectangle if the breadth and permiter of the rectangle are 20 cm and 1 meter​

Answer 1

Answer:

perimeter of the rectangle= 2(length+breadth)

100=2(length+20)

50=length+20

30=length

Answer 2

Step-by-step explanation:

we know that,

perimeter of rectangle=2(l+b)

100cm=2(20+l)cm

100=40+2l

2l=60

l=30.

this is the required lenght.

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