usually the length is greater than the width, but if we take the larger dimension to be x, then we have
x(x-4) = 117
Hint: 117 = 9*13
The length of a rectangle is 4 centimeters less than its width. What are the dimensions of the rectangle if its area is 117 square centimeters?
2 answers
L = W - 4
W(W - 4) = 117 ... W^2 - 4 W - 117 = 0
factor to find W
W(W - 4) = 117 ... W^2 - 4 W - 117 = 0
factor to find W
1 answer