Respuesta :

Yes, they are a Pythagorean Triple.
You need to check it by applying Pythagoras theorem:
h² = p² + b²
35² = 21² + 28²
1225 = 441 +784
1225 = 1225
L.H.S = R.H.S

So, Yes, this is a Pythagorean Triple

Hope this helps!

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