alleryTriangle ABC has one angle of 90 degrees. By its angles, it is called what?
AAcute triangle
BStraight triangle
CRight triangle
DObtuse triangle
Answer & Solution
Correct answer: C. Right triangle
1. Triangles can also be named by their angles.
2. A triangle with one right angle (90 degrees) is a right triangle.
3. An acute triangle has all angles under 90 degrees.
_Source: Wikipedia, Triangle (CC BY-SA 4.0), Definition, terminology, and types_
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