What is the length of the hypotenuse x if 20,21 is a Pythagorean triple

Question

asked Feb 18, 2021 77.6k views

2 Answers

Gardener · Answer 1 · 2021-02-24T09:28:12+0000

Answer:29

Explanation:

If you memorize these like me, you would know its 29. Otherwise, just use the pythagorean theorem, 20^2 +21^2 =841

sqrt(841) = 29.