- 1. Use Half-Angle Formulas to find Exact Values
6.5 Half-Angle Formulas
- 2. Sine Half-Angle Formula
Determined by
The location of
half the angle
- 3. Find the exact value
Given
Find
- 4. Find the exact value
Given
Find
- 5. Cosine Half-Angle Formula
Determined by
The location of
half the angle
- 6. Find the exact value
Given
Find
- 7. Find the exact value
Given
Find
- 8. Use half-angle formula to find the exact value
- 9. Tangent Half-Angle
Determined by
The location of
half the angle
- 10. Additional formulas
- 11. Use half-angle formula to find the exact value
- 12. Assignment
p. 491 # 7 - 11 odd (c,d), 19 - 23 odd, 48