Question

Which of the following triangles are right triangles? Select all that apply.

Triangle A:
101
20
Triangle A
Triangle B
Triangle C
89
15
Triangle B:
113
110
20
Triangle C:
29
21
B

Answer 1

So there is a possibility I read it wrong, or you typed it wrong. but from what I see, there are NO right triangles.

Explanation:

a right triangle has a 90 degree angle. none of these have one.