Question

If the sides of a square are increased by 4 ?inches, the area becomes 100 square inches. Find the length of the sides of the original square.

Answer 1

Answer:

6 inches

Step-by-step explanation:

Let s be the length of one side of the original square.

Then (s + 4)^2 = 100.  Taking the squre root of both sides,

s + 4 = +10, so that s = 6 inches.