Question 1

Does the Pythagorean theorem only work for right triangles?

Accepted Answer

Yes, a² + b² = c² only holds for right triangles. For other triangles, use the law of cosines.

Question 2

What are Pythagorean triples?

Accepted Answer

Pythagorean triples are sets of three positive integers (a, b, c) that satisfy a² + b² = c². Common examples: (3,4,5), (5,12,13), (8,15,17).

Pythagorean Theorem

数学