Question

What is the area (in sq cm) of a rectangle of perimeter 90 cm and breadth 20 cm?

A) 500 B) 400 C) 250 D) 450

Answer 1

Answer:

A)500

Step-by-step explanation:

perimeter 90,

so perimeter of rectangle=2(l+b)=90

2(l+20)=90

2l+40 =90

2l=90-40=50

l=50/2=25.

now we got the length.

area of rectangle=l×b

25×20

=500

Answer 2

Answer:

ans. is 500 cm²

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