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What is the length of the hypotenuse of RST? Do the side lengths of RST form a pythagorean triple? Multiple choice

What is the length of the hypotenuse of RST Do the side lengths of RST form a pythagorean triple Multiple choice class=

Respuesta :

Answer:

D. 15

Step-by-step explanation:

a^2 + b^2 = c^2

9^2 + 12^2 = C^2

81 + 144 = C^2

225 = C^2

√225 = √C

15 = C

The hypotenuse is 15 :)

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