Question

a rectangle has an area of 120cm^2. its length is 2cm longer than its width. Use a parabola and quadratic to find the dimensions??

Answer 1

\[(w)(w+2)=w ^{2}+2w=120\]\[w ^{2}+2w-120=0\]
(w+12)(w-10)=0
w=10
length=w+2=10+2=12

Answer 2

The quadratic equation is a parabola

Answer 3

thanks