In triangle XYZ, angle Z is a right angle. If XY = 15 cm and XZ = 9 cm, calculate the length of YZ.

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Answer & Explanation

Correct AnswerD. 12 cm

Quick Explanation

XY is the hypotenuse. YZ = sqrt(15^2 - 9^2) = sqrt(144) = 12 cm.

Hypotenuse² = side1² + side2²

XY is the hypotenuse. YZ = sqrt(15^2 - 9^2) = sqrt(144) = 12 cm.

Use the standard formula directly after identifying the quantities.

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