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The legs of a right triangle are 5 cm and 12 cm, and its perimeter is 30 cm.
Verify the hypotenuse and find it.

Class 7Pythagoras PropertyTriangles

A12
B14
C26
D13

Step-by-Step Solution

Hypotenuse =

5^{2} + 1 2^{2} = 25 + 144 = 169 = 13

cm. Check: 5 + 12 + 13 = 30 cm, matching the perimeter.

Answer: D) 13

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