Question

4. Which of the following cannot form a right-angled triangle?
(1) 5, 12, 13
(2) 7, 24, 25
(3)9, 40, 42
(4) 11, 60, 61​

Answer 1

Answer:

3)

did not form a right angle triangle

Step-by-step explanation:

because in all options square of 1 side is equals to square root of sum of square of other two sides but only in third it is not. and third is not satisfying Pythagoras theorem and all are satisfied Pythagoras Theorem hence 3rd did not form right angle triangle

Answer 2

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