## Triangle Calculator

Calculate sides, angles of a triangle step-by-step. What I want to Find. Side a Side b Side c Angle α Angle β Angle γ. Please pick an option first.

## People said

I use math app to explain problems which my instructor gave vague (or just terrible) explanations on how to solve, and it has helped me excel in all of my college mathematics courses.

Richard Johnson

Thank you editor for this great app, it's really best for common maths which is needed in life, i finally decided to just "cheat" and download this app but this app taught me how to actually solve it step by step. You provide us such a good thing free of cost, it's grate. This app is honestly very helpful and gives you multiple different answers for the questions.

Clifford Wells

## Triangle Angle. Calculator

The interior angles of a triangle always add up to 180° while the exterior angles of a triangle are equal to the sum of the two interior angles that are not adjacent to it. Another way to calculate the exterior angle of a triangle is to subtract the angle of the vertex of interest from 180°. See more