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ECAT - Practice Test - Maths - Trigonometry Quiz

Attempt 10 MCQs on ECAT - Practice Test - Maths - Trigonometry | Quiz 3

21. What is the principal value of cos⁻¹(1/2)?



22. What is the principal value of tan⁻¹(1)?



23. In a right triangle, what is sin θ?



24. In a right triangle, what is cos θ?



25. In a right triangle, what is tan θ?



26. What is the sine rule for a triangle ABC?



27. What is the cosine rule for side c in triangle ABC?



28. What is the area of a triangle with sides a, b and included angle C?



29. If the angle of elevation of a tower is θ and the observer is at distance d from its base, the height h is:



30. The angle of depression of a point from a height is:



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