Question

Express the following information in
mathematical form using variables x and y.
(i) The perimeter of a rectangle is 40 cm​

Answer 1

Answer:

2(x+y)=40

Step-by-step explanation:

Let x be the length of the rectangle and y be the breath

Perimeter of rectangle = 2(Length + Breath)

=2(x+y)

Answer 2

Answer:

let length be x cm

breadth be y cm

then perimeter=2(l+b)

40=2(x+b)