Question

please send me the answer as soon as possible ​

Answer 1

Answer:

Let its breadth be x

length = 8-2x

perimeter = 56

p = 2(l+b)

56 = 2l + 2b

56 = (2 × 8-2x) + (2 × x)

56 = (16-4x) + (2x)

56 = 16-4x+2x

56 = 16-2x

16-2x = 56

-2x = 56-16

-2x = 40

2x = -40

x = -40/2

x = -20