Question

state whether 20,21,29 is a pythogoren triplet or not.
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please help me please ​

Answer 1

${29}^{2} = {20}^{2} + {21}^{2} \\ 841 = 400 + 441 \\ 841 = 841 \\ hence \: proved...........$

Answer 2

Answer:

20²+21²=400+441=841

29²=841

20²+21²=29²

SO IT IS PYTHOGOREAN TRIPLET