Question

1. A triangle has side lengths 10, 15, and 7. Is the triangle acute, obtuse, or right? Show your work and explain

Answer 1

right triangle
\[a^2 + b^2 = c^2\]
acute triangle
\[a^2 + b^2 > c^2\]
obtuse triangle
\[a^2 + b^2 < c^2\]