Solve.
-If the sides of a square are increased by 2 meters, the area becomes 81 square meters. Find the length of a side of the original square.
A)7 m
B)2 m
C)9 m
D)11 m

Question

Quizplus · Accepted Answer

The original side length of the square is $x$. When the sides are increased by 2 meters, the new side length becomes $x + 2$. The area of the new square is $(x + 2)^2 = 81$. Solving for $x$, we find $x = 7$.

Solve. -If the Sides of a Square Are Increased by 2