Question

find a Pythagorean triplet whose one number is 12.

Answer 1

Let 12 be m
So m/2 =6
( 6) ² - 1 (6) ² +1
36-1 36 + 1
35 37

So pythagorean triplet of 12 is
12, 35 and 37

It's my pleasure if this helps u

Answer 2

This is the answer you want.