Answer:
Yes, it is.
Step-by-step explanation:
Using the Pythagorean Theorem, you can verify whether any triplets are Pythagorean.
[tex] {a}^{2} + {b}^{2} = {c}^{2} [/tex]
Therefore:
[tex] {5}^{2} + {12}^{2} = {13}^{2} \\ 25 + 144 = 169 \\ 169 = 169 [/tex]
