Question

The are of a rectangle is 525 square centimeters. The ratio of the length to the width is 7: 3. Find the length and the width.

Answer 1

I hope this helps you


width 3x


length 7x


3x.7x =525


21.x^2 =21.25


x^2=5^2


x=5


length 7x=7.5 =35


width 3x=3.5=15