Trigonometry hard

Trigonometry Quiz (Hard)

1. If sin(θ) = 0.8, what is the value of cos(θ)?

a) 0.2 b) 0.6 c) 0.4

2. If cos(α) = 0.6 and tan(β) = 1.5, what is the value of sin(α + β)?

a) 0.42 b) 0.72 c) 1.02

3. If sec(θ) = 2, what is the value of cot(θ)?

a) 1/2 b) 2 c) 1

4. If sin(θ) = 3/5, what is the value of csc(θ)?

a) 5/4 b) 5/3 c) 4/5

5. If tan(α) = 4/3 and sin(β) = 5/13, what is the value of cos(α - β)?

a) 3/5 b) 5/12 c) 12/5

6. If sec(θ) = 2, what is the value of cos(θ)?

a) 1/2 b) 2 c) 1

7. If cot(θ) = 7/24, what is the value of sin(θ)?

a) 24/25 b) 7/25 c) 7/24

8. If cos(θ) = 12/13, what is the value of sec(θ)?

a) 12/25 b) 13/12 c) 13/12

9. If sin(α) = 3/5 and tan(β) = 24/7, what is the value of cos(α + β)?

a) 24/25 b) 25/24 c) 7/24

10. If csc(θ) = 5/4, what is the value of sin(θ)?

a) 4/5 b) 5/4 c) 5/3