What is the dimensions of a rectangle whose perimeter is 26 and area is 30

Answer 1

LW = 30

L =30/W

2L + 2W = 26

L +W = 13

30/W + W = 13

30 + W^2 = 13W

W^2 -13W + 30 = 0

(W-10)(W-3) = 0

Width = 3, Length = 10

It's a 3 by 10 rectangle