Question

The perimeter of a rectangle is 14 feet, and the area is 12 square feet. what is the width of the rectangle?

Answer 1

Given P=14, A=12

w=P

4+1

4P2﹣16A=14

4+1

4·142﹣16·12=4ft

w=P

4﹣1

4P2﹣16A=14

4﹣1

4·142﹣16·12=3ft