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Important Trigonometry Questions for SSC CGL Tier-2 2017

Important Trigonometry Questions for SSC CGL Tier-2 2017 – Latest SSC jobs_0.1

Dear students, you know that QUANT is a part of getting points and every chapter is important. Therefore, we are providing 15 questions of quant. Solve all these quizzes every day so that you can improve your accuracy and speed. We also provide lots of quant questions. So you can practice that chapter which takes more time to solve the questions.


Q1. If (tan⁡θ  + cot⁡θ)/(tan⁡θ  – cot ⁡θ ) = 2, (0 ≤ θ ≤ 90°) then the value of sin θ is?
यदि (tan⁡θ  + cot⁡θ)/(tan⁡θ  – cot ⁡θ ) = 2, (0 ≤ θ ≤ 90°) तो sinθ का मान ज्ञात कीजिये  
(a) 2/√3
(b) √3/2
(c) 1/2
(d) 1

Q2. If cos x + cos y = 2, the value of sin x + sin y is?
यदि cos x + cos y = 2, तो sin x + sin y का मान ज्ञात कीजिये?
(a) 0
(b) 1
(c) 2
(d) -1

Q3. The value of tan 1°tan2°tan3°……tan89° is?
tan 1°tan2°tan3°……tan89° का मान ज्ञात कीजिये?
(a) 1
(b) 0
(c) √3
(d) 1/√3

Q4. If θ be an acute angle and 7 sin² θ + 3 cos² θ = 4, then the value of tan θ is?
यदि θ एक न्यून कोण है और 7 sin² θ + 3 cos² θ = 4, तो tan θ का मान ज्ञात कीजिये?
(a) √3
(b) 1/√3
(c) 1
(d) 0

Q5. The value of sin² 1° + sin² 5° + sin² 9° + . . . . . + sin² 89° is?
sin² 1° + sin² 5° + sin² 9° + . . . . . + sin² 89° का मान है?
(a) 111/2
(b) 11√2
(c) 11
(d) 11/√2

Q6. sin² 5° + sin² 10° + sin² 15° + . . . . . sin² 85° + sin² 90° is equal to?
sin² 5° + sin² 10° + sin² 15° + . . . . . sin² 85° + sin² 90° का मान ज्ञात कीजिये?
(a) 7½
(b) 8½
(c) 9
(d) 9½

Q7. If sin 17° = x/y, then the value of (sec 17° – sin 73°) is?
यदि sin 17° = x/y , तो (sec 17° – sin 73°) का मान ज्ञात कीजिये?
(a) y²/(x√(y²-x² ))
(b) x²/(y√(y²-x² ))
(c) x²/(y√(x²-y² ))
(d) y²/(x√(x²-y²))

Q8. The expression (tan⁡   57° + cot⁡37°)/(tan⁡ 33°  + cot 53°) is equal to?
समीकरण (tan⁡   57° + cot⁡37°)/(tan⁡ 33°  + cot 53°) का मान ज्ञात कीजिये:
(a) tan 33° cot 57°
(b) tan 57° cot 37°
(c) tan 33° cot 53°
(d) tan 53° cot 37°

Q9. If sin (3x – 20°) = cos (3y + 20°), then the value of (x + y) is ?
यदि sin (3x – 20°) = cos (3y + 20°), तो (x + y) का मान ज्ञात कीजिये?
(a) 20°
(b) 30°
(c) 40°
(d) 45°

Q10. If cos θ cosec23° = 1, the value of θ is?
यदि cos θ cosec23° = 1, तो θ का मान ज्ञात कीजिये?
(a) 23°
(b) 37°
(c) 63°
(d) 67°

Q11. The value of cos 1° cos 2° cos 3° …… cos 177° cos 178° cos 179° is?
cos 1° cos 2° cos 3° …… cos 177° cos 178° cos 179° का मान ज्ञात कीजिये?
(a) 0
(b) 1/2
(c) 1
(d) 1/√2

Q12. If sec θ + tan θ = √3 (0° ≤ θ ≤ 90°), then tan 3θ is?
यदि sec θ + tan θ = √3 (0° ≤ θ ≤ 90°), तो tan 3θ का मान ज्ञात कीजिये?
(a) undefined
(b) 1/√3
(c) 1/√2
(d) √3

Q13. If tan α = n tan β and sin α = m sin β, then cos² α is?
यदि tan α = n tan β and sin α = m sin β, तो cos² α का मान ज्ञात कीजिये?
(a) m²/(n²+1)
(b) m²/n²
(c) (m²-1)/(n²-1)
(d) (m²+1)/(n²+1)

Q14. If cosec θ – cot θ = 7/2, the value of cosec θ is?
यदि cosec θ – cot θ = 7/2, तो cosecθ का मान ज्ञात कीजिये?
(a)  47/28
(b)  51/28
(c)  53/28
(d)  49/28

Q15. The equation cos² θ = (x + y)²/4xy is only possible when?
समीकरण cos² θ = (x + y)²/4xy तभी संभव है जब?
(a) x = –y
(b) x > y
(c) x = y
(d) x < y



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