This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 3 Trigonometric Functions – Quiz 27 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 27 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Sinx is an ..... function A) Odd. B) Even. C) None. D) None of the above. Show Answer Correct Answer: A) Odd. 2. Which trigonometric function is defined as hyp/adj in a right triangle? A) Cotangent. B) Tangent. C) Cosecant. D) Secant. Show Answer Correct Answer: D) Secant. 3. A right triangle is formed by A) A hypotenuse and two legs. B) Two hypotenuses and a leg. C) All the above. D) None of the above. Show Answer Correct Answer: A) A hypotenuse and two legs. 4. What is the definition of sine in a right triangle? A) Opp/hyp. B) Adj/hyp. C) Hyp/opp. D) Hyp/adj. Show Answer Correct Answer: A) Opp/hyp. 5. Let f(x) = 3 tan(4t)-5. What is the vertical shift of f(x)? A) -5. B) 3. C) 5. D) 4. Show Answer Correct Answer: A) -5. 6. What is the amplitude in the following sinusoidal function? $h(x)=-3\sin(2x-\pi)+2$ A) $3$. B) 3 Mathematical EquivalenceON. C) All the above. D) None of the above. Show Answer Correct Answer: A) $3$. 7. Give the y-intercept of sine. A) 0. B) 1. C) -1. D) None. Show Answer Correct Answer: A) 0. 8. Which of the following statements are false?I. sin 15$^{0}$ = sin 75$^{0}$II. tan 20$^{0}$ = cot 70$^{0}$ III. cos 10$^{0}$ = sin 80$^{0}$ A) I. B) II. C) III. D) I and III. E) I, II and III. Show Answer Correct Answer: A) I. 9. Evaluate:$\cos\left(\sin^{-1}\left(\frac{-\sqrt{3}}{2}\right)\right)$ A) $\frac{1}{2}$. B) $\frac{-\pi}{3}$. C) $\frac{-\pi}{6}$. D) $0$. Show Answer Correct Answer: A) $\frac{1}{2}$. 10. WHICH OF THE FOLLOWING IS NOT A MNEMONICS OF THE SIX TRIGONOMETRIC FUNCTION? A) SOH. B) CAH. C) TOA. D) HSA. Show Answer Correct Answer: D) HSA. 11. Consider a Ferris wheel, moving in constant motion. At its lowest height of 2 metre above the ground, it loads passengers. It carries passengers to a height of at most 14 metres. How high is the hub of Ferris wheel off the ground (hint:the axis of the curve)? A) 2m. B) 8m. C) 14m. D) 12m. Show Answer Correct Answer: B) 8m. 12. A fly is standing on a boulder, which is rolling down a hill. The forward torque the fly exerts on the boulder when it has rolled $x$ $\qquad\tau(x)=\frac{2}{1000}\sin\left(\frac{2\pi(x+0.2)}{4}\right)$ $y=$ A) $0$. B) 0 Mathematical EquivalenceON. C) All the above. D) None of the above. Show Answer Correct Answer: A) $0$. 13. $\left(3A\right)\\lim_{x\rightarrow0}\\frac{4x}{\tan5x}$ A) 4. B) 5. C) $\frac{5}{4}$. D) $\frac{4}{5}$. Show Answer Correct Answer: D) $\frac{4}{5}$. 14. Find the value of $\sin^{-1}\left(\cos\pi\right)$ A) 0. B) $\pi$. C) $-\frac{\pi}{2}$. D) $\frac{\pi}{2}$. Show Answer Correct Answer: C) $-\frac{\pi}{2}$. 15. What is the ratio of the hypotenuse to the side adjacent to a given angle in a righttriangle? A) Secant. B) Cosecant. C) Tangent. D) Cotangent. Show Answer Correct Answer: A) Secant. 16. Evaluate:$\cos\\frac{3\pi}{4}$ A) $-\frac{1}{\sqrt{3}}$. B) $-\frac{1}{\sqrt{2}}$. C) $\frac{2}{\sqrt{3}}$. D) $\sqrt{2}$. Show Answer Correct Answer: B) $-\frac{1}{\sqrt{2}}$. 17. The ..... measure how many periods occur in 1 unit. A) Amplitude. B) Frequency. C) Vertical Dilation. D) Unit Cirlce. Show Answer Correct Answer: B) Frequency. 18. A pythagorean triple is a set of 3 integers that satisfy a$^{2}$ + b$^{2}$ = c$^{2}$. The primary set of pythagorean triples is 3, 4, 5. Determine if the following set of numbers are Pythagorean Triples.15, 20, 25 A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 19. Find the csc $\left(0\pi\right)$ A) $Undefined$. B) $\frac{2\sqrt[]{3}}{3}$. C) $\sqrt[]{2}$. D) $0$. Show Answer Correct Answer: A) $Undefined$. 20. What is the cosine of $\frac{\pi}{3}$ A) $\frac{1}{2}$. B) $\frac{\sqrt{3}}{2}$. C) $\frac{\sqrt{2}}{2}$. D) 1. Show Answer Correct Answer: A) $\frac{1}{2}$. 21. Find arccos $\frac{\sqrt[]{3}}{2}$ A) 0$^\circ$. B) 30$^\circ$. C) 60$^\circ$. D) 90$^\circ$. E) 45$^\circ$. Show Answer Correct Answer: B) 30$^\circ$. 22. The curve of which following function is an increasing curve A) Sin(x). B) Cos(x). C) $\cos^{-1}\left(x\right)$. D) $\sin^{-1}\left(x\right)$. Show Answer Correct Answer: D) $\sin^{-1}\left(x\right)$. 23. What is the derivative of-cos(x)? A) Sin(x). B) -sin(x). C) Cos(x). D) -cos(x). Show Answer Correct Answer: A) Sin(x). 24. Which is equivalent to $\cos45\cos30-\sin45\sin30$ A) $\sin75$. B) $\sin15$. C) $\cos75$. D) $\cos15$. Show Answer Correct Answer: C) $\cos75$. 25. Where does the graph of y=sin(x) begin its first cycle? A) (0, 0). B) (1, 0). C) (0, Pi). D) (1, Pi). Show Answer Correct Answer: A) (0, 0). ← PreviousNext →Related QuizzesClass 11 Mathematics Chapter 3 Trigonometric Functions Quiz 1Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 2Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 3Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 4Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 5Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 6Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 7Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 8Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 9Class 11 Mathematics Chapter 3 Trigonometric Functions Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books