What is the length of the hypotenuse of a right-angled triangle with leg lengths 9 cm and 12 cm?

A13 cm

B14 cm

C15 cm

D16 cm

Explanation

Hypotenuse = Sqrt(9^2 + 12^2) = Sqrt(81 + 144) = Sqrt(225) = 15 cm.

Exam Relevance

Topic: Geometry & Mensuration
Subtopic: Pythagoras Theorem

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