Question

1. Which of the listed side lengths can be sides of a right triangle? 

7,8,9

6,7,8

5,6,7

3,4,5

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Answer 1

the 3,4,5 are the sides of right angle triangle

because

using Pythagoras theorem

5^2= 3^2+4^2

25=9+16

25=25

3,4,5 are Pythagorean triplets

means 3,4,5 are sides of right angle triangle

Answer 2

Answer:

3,4,5

Step-by-step explanation: