Question

1. The length of a rectangle is 2x + y and its
breadth is x - y. What is the perimeter
of the rectangle?​

Answer 1

Answer:

perimeter = 2❎ l + b

= 2 ❌ (2x + y ) + ( x - y )

= 2 ❌ ( 3x + 2y )

= 6x + 4y