f2-mathematics-quiz-trigonometry

f2-mathematics-quiz-trigonometry - AD = 4.2 cm and A = 62(a...

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F.2 Mathematics Quiz trigonometry Name: __________________ F.2___ (    ) 2009-04-22 Time allowed: 35 minutes Total score: 100 1. Refer to the following figure, find the value of θ . Correct the answer to the nearest degree. 2. Refer to the following figure, find the value of x . Correct the answer to 4 significant figures. 3. Refer to the following figure, find the value of . Correct the answer to the nearest 0.01 ° . 4. Refer to the following figure, find the value of . Correct the answer to 1 decimal place.
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5. Suppose cos θ = 5 2 1 3 - , find the value of . (Correct the answer to 3 significant figures.) 6. The figure shows a right-angled triangle. WITHOUT finding the value of φ , find the value of tan . (Give the answer in surd form.) 7. The figure shows a trapezium ABCD with C = B = 90 ° . E is a point on AB such that DE AB . It is given that
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Unformatted text preview: AD = 4.2 cm and A = 62 . (a) Find the length of the line segment ED . (b) Find the difference in lengths between the upper base and the lower base. (Give your answers correct to 3 significant figures.) 3 7 8. Refer to the following figure, find the values of y and . Correct the answers to 3 significant figures. 9. The following figure shows three squares connecting together. a , b and c are angles between diagonals and the base. (a) Find the value of c . (b) Find the value of a + b . 10. The figure shows a sector centred at O with radius 4 cm. O = 90 . C is the mid-point of OB , D is a point on the arc AB such that CD // OA . Find (a) the length of the line segment CD ; (b) the area of the region BCD . END OF PAPER...
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f2-mathematics-quiz-trigonometry - AD = 4.2 cm and A = 62(a...

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