Using your knowledge of common Pythagorean triples or otherwise, is $\left(3,4,5\right)$(3,4,5) a Pythagorean triple?
Yes
No
Using your knowledge of common Pythagorean triples or otherwise, is $\left(12,5,13\right)$(12,5,13) a Pythagorean triple?
Using your knowledge of common Pythagorean triples or otherwise, is $\left(8,13,19\right)$(8,13,19) a Pythagorean triple?
Given that $\left(3,4,5\right)$(3,4,5) is a Pythagorean triple, which two of the following will also be Pythagorean triples?