CTET PAPER II 2019 · PYQ · Pythagoras Theorem · easy
Which of the following is not a Pythagorean triplet?
- A.7, 24, 25
- B.8, 15, 17
- C.11, 60, 63✓ Correct
- D.13, 84, 85
Check each: 7²+24² = 49+576 = 625 = 25² ✓; 8²+15² = 64+225 = 289 = 17² ✓; 11²+60² = 121+3600 = 3721, but 63² = 3969 ✗; 13²+84² = 169+7056 = 7225 = 85² ✓. So 11, 60, 63 is not a Pythagorean triplet (the correct triplet would be 11, 60, 61).
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