Right Angled Triangles and Complementary Angles
- Author:
- GreenMaths
- Topic:
- Angles, Triangles, Trigonometry
Compare sin, cos and tan for complementary angles.
It is essential to learn the definitions of sin, cos and tan. Use SOH_CAH_TOA or your own memory aid.
In a right angled triangle angle A and B add up to 90˚ and they are called complementary angles.