Chapter 9: Trigonometric Ratios Flashcards
1
Q
Cosine rule:
A
a² = b² + c² -2bc(cos(A))
2
Q
Sin rule when finding angle:
A
Sin (A) ➗ a = Sin (B) ➗ b
3
Q
Sine rule when finding length of side:
A
a ➗ Sin (A) = b ➗ Sin (B)