Question

Find the area of a rectangle whose perimeter and breadth are 200m and 30 m respectively.

Answer 1

Answer:

2(l+b)=200

l +30 =200/2

l=100-30

l=70

Area = l×b

= 70×30 m²

=2100 m²( Ans)

Step-by-step explanation:

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Answer 2

As we know that :

Perimeter of Rectangle = 2( Length + Breadth )

According to the question :

$2(l + 30) = 200 \\ \\ = > l + 30 = 100 \\ \\ = > l =7 0$

So, the length of the Rectangle will be 70 m.

Now, Area of Rectangle = 70×30 = 2100m²

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