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1 How do you find the inverse of sin in your calculator?
- alpha, sin-1
- 2nd key, sin1
- 2nd key, sin-1
2. How do you find the inverse of tangent in your calculator?
- 2nd key, tan1
- 2nd key, tan-1
3. How do you find the inverse of cosine in your calculator?
- 2nd key, cos1
- alpha, cos-1
- 2nd key, cos-1
4. Value of , for = 1 Where 0° < < 90° is:
5. Value of sec2 26° – cot2 64° is:
6. Product tan 1° tan 2° tan 3°………….. tan 89° is:
7. Find t to the nearest degree using sin
8. Find a to the nearest degree using cosin a
9. If sin (A + B) = 1 = cos (A – B) then
10. What is the inverse cosine?
11. The value of 5 cos 0^0 + sin 90^0 is:
12. What is the inverse sin?
13. How does the value of cos x varies when x increases from 0^0 to 90^0:
- Increases and then decreases
14. What is the inverse tangent?
15. Find the length of H. Round to the nearest tenth
16. Find the value of sin^2 54^0 – cos^2 36^0
17. Find Y. Round to the nearest tenth
18. Cos 45^0 + tan 45^0 – sin 45^0 is:
19. Find x. Round to the nearest tenth.
20. Sin =?
- Hypotenuse / Opposite
- Opposite / Hypotenuse
- Hypotenuse / Adjacent
21. Tangent = ?
- Opposite / Adjacent
- Adjacent / Hypotenuse
- Opposite / Adjacent
22. Find K. Round to the nearest tenth.
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