Question

If the length of the diagonal of a square is 13.6 cm, then the area of the square is:

A 52.02 cm² Correct Answer Incorrect Answer
B 23.12 cm² Correct Answer Incorrect Answer
C 10.58 cm² Correct Answer Incorrect Answer
D 42.32 cm² Correct Answer Incorrect Answer
E 92.48 cm² Correct Answer Incorrect Answer

Solution

Using the formula, Side of square = Diagonal/√ 2 Therefore, Area of square = (Side)2 = (Diagonal)2/2 ⇒ (13.6)2/2 ⇒ 184.96/2 ⇒ 92.48 cm²

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