Answer :
The second answer (2 and 3 are right triangles) is correct
Triangle 1 isn’t a triangle at all.
Triangle 2 is a Right Triangle. 6^2 (36) +8^2 (64) = 10^2 (100)
Triangle 3 is a Right Triangle. 10^2 (100) + 24^2 (576) = 26^2 (676)
Triangle 1 isn’t a triangle at all.
Triangle 2 is a Right Triangle. 6^2 (36) +8^2 (64) = 10^2 (100)
Triangle 3 is a Right Triangle. 10^2 (100) + 24^2 (576) = 26^2 (676)