Question

the perimeter of a rectangle is to be no greater than 90 cm in the length must be 25 cm find the maximum width of the rectangle

Answer 1

Perimeter form = 2l + 2w

2(25) + 2(w) < or equal 90

50 + 2w = 90

Subtract 50 from both sides

2w = 40

W = 20

Hope this help!