Question

A rectangle has an area of 40 square units. The length is 6 units greater than the width.

What are the dimensions of the rectangle?

8 by 5
10 by 4
11 by 9
13 by 7

Answer 1

A=L*W
Let w be width
L=(w+6)
40=(w+6)*w
40=
=0

w(w+10)-4(w+10)=0
(w-4)(w+10)=0
w=4
Length= 10 units
Width=4 units
(so it make it 10 by 4)

Answer 2

thank youu

Answer 3

np