The length of a rectangle is 2 cm more than the width. If the area is 5 cm^2, find the dimensions

1 answer

w(w+2) = 5

w^2 + 2 w - 5 = 0

(
w = [ -2 +/- sqrt (4 + 20) ]/2

w = -1 +/- .5 sqrt 24

have to use the + sign
w = 1.45
L = 3.45