Question

Write the other member of the Pythagorean triplet {20,21 ,_}
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Answer 1

Answer:

The answer is 29.

Step-by-step explanation:

Let the number be x.

Then, 20²+21² = x²

or 400+441 = x²

or x² = 841

or x = 29

Hope this helps!

Answer 2

Answer:

29.

Step-by-step explanation:

Let the number be x.

Then, 20²+21² = x²

or 400+441 = x²

or x² = 841

or x = 29