Question

Find the area of a square with side a when a is equal to the following values. Are the area of a square and the length of its side directly proportional quantities? Why or why not?

a=4 cm
Thee area of the square is __ square cm. The area of the square and the length of its side __ directly proportional quantities.
2nd __ has to be "are" or "are not"

Answer 1

Explanation:

a = 4cm

The area of the square = a*a = 4*4 = 16 Sq.cm

The area of the square and the length of its side are directly proportional quantities.

Reason: If length of the square increases, then the area also increase.