Class-9 Trigonometry Worksheet 1
1. The value of Tan A is _____.
a) 10⁄12 b) 6⁄5
c) 5⁄6 d) None of these
2. The value of Cos A is _____.
a) 4⁄3 b) 3⁄4
c) 3⁄5 d) 5⁄3
3. The value of Sin C is _____.
a) 4⁄3 b) 3⁄4
c) 5⁄3 d) 3⁄5
4. The value of Cosec C is _____.
a) 4⁄5 b) 3⁄4
c) 5⁄3 d) 3⁄5
5. The value of Cot A is _____.
a) 10⁄12 b) 6⁄5
c) 5⁄6 d) None of these
6. Sin2A + Cos2A = 0. Mark True / False.
a) True b) False
7. Tan A = Sin A⁄Cos A. Mark True / False.
a) True b) False
8. Sin A = 1⁄Cos A. Mark True / False.
a) True b) False
9. Cosec A = 1⁄Sin A. Mark True / False.
a) True b) False
10. Cot A = 1⁄Tan A. Mark True / False.
a) True b) False
11. Sec2A − Tan2A = _____.
a) 0 b) -1
c) 1 d) None of these
12. 1 + Cot2A = _____.
a) Sec2A b) Cos2A
c) Tan2A d) Cosec2A
13. Sin A = _____.
a) Base⁄Hypotenuse b) Hypotenuse⁄Base
c) Height⁄Base d) Height⁄Hypotenuse
14. Sec A = _____.
a) Hypotenuse⁄Base b) Base⁄Hypotenuse
c) Height⁄Base d) Height⁄Hypotenuse
15. Cot A = _____.
a) Hypotenuse⁄Base b) Base⁄Height
c) Height⁄Base d) Height⁄Hypotenuse
16. If Sin A = 1⁄2, then the value of Tan A = _____.
a) √ 3 b) 2
c) 1⁄√3 d) √3⁄2
17. If Tan A = 1. then the value of Cos A = _____.
a) √ 3 b) √ 2
c) 1⁄√2 d) √3⁄2
18. If Cos A = 1, then the value of Cot A = _____.
a) √ 3 b) √ 2
c) 1⁄√2 d) Not defined
19. If Cos A = 4⁄5, then the value of Tan A = _____.
a) 3⁄5 b) 3⁄4
c) 5⁄3 d) 4⁄3
20. The value of Sin 45o + Cos 45o = _____.
a) 1⁄√2 b) 3⁄√2
c) 1 d) √ 2
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Trigonometry Worksheet-1Download the pdf
Answer Sheet
Trigonometry-AnswerDownload the pdf
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