exam Maths Puzzle Numerical Ability

Solve the following problem showing your work.
Geometry. If the sides of a square are decreased by 2 cm, the area is decreased by 36 cm^2. What were the dimensions of the original square?

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exam Other Question

1. Many people know that the weight of an object varies on different planets, but did you know that the weight of an object on earth also varies according to the elevation of the o Solve the following system of linear inequalities by graphing.
x � y = 3
x + 2y = 6