Respuesta :
Answer:
Step-by-step explanation:
We use the Pythagorean Theorem and its converse to determine if this triangle is a right triangle.
Together these two theorems show that the square of one side of a triangle is equal to the sum of the
squares of the other two sides, if and only if the triangle is a right triangle.
It's because of Pythagorean theorem
- H²=P²+B²
- 13²=12²+5²
- 169=144+25
Hence verified