Question

the two adjacent side of a rectangle are 5 a-b and 13b-a . find its perimeter​

Answer 1

Answer:

Correct option is

A

12x

2

−6y

2

+4xy

adjacent sides of a rectangle a=5x

2

−3y

2

and b=x

2

+2xy

Perimeter=2(a+b)=2(5x

2

−3y

2

+x

2

+2xy)

=10x

2

−6y

2

+2x

2

+4xy

Perimeter=12x

2

−6y

2

+4xy