Question

what is the length of a rectangle with an area of 108sq.cm. and the sides are in the ration 4:3?​

Answer 1

Answer:

Let sides be 4x:3x

Area= lb

108=4x×3x

108=12x²

108/12=x²

9=x²

x²=9

X=√9

X=3

Length=4x

=4×3=12

Breadth=3x

=3×3=9