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Triangle Trig HW 12-3A 12-3 A 12-3 Name_________________________ No._____ Pg 531-2/oral 1-15 all Pg 533/26, 27, 37, 38 Pg 558/12 (2 triangles!) Pg 560/8 Pg 563/1, 3 Page 531 Give the reference angle for each angle 1. 2. 3. 4. 5. 260 6. 175 7. 185 8. 60 9. 350 10. 100 11. 500 12. 400 State the values of the six trigonometric functions of . If a value is undefined, so state. 13. 14. 15. Page 533 Give the exact values of the six trigonometric functions of the given angle. Use radicals when necessary. 26. 300 27. 150 Triangle Trig HW 12-3A Name_________________________ No._____ 37. cos 12 , 0 180 13 a. Give the quadrant of angle 3 38. sin , cos 0 5 a. Give the quadrant of angle b. Find the five other trigonometric functions of . When radicals occur, leave your answer in simplest radical form. b. Find the five other trigonometric functions of . When radicals occur, leave your answer in simplest radical form. Page 558: Give lengths to three significant digits and angle measures to the nearest tenth of a degree. Solve the triangle. If there are two solutions, find both. If there are no solutions, so state: 12. b 15, c 13, C 50 b=15 Page 560: Given lengths to three significant digits and angle measures to the nearest tenth of a degree. 8. A kite 2.5 m long is a quadrilateral having two sides each 1 m long and two sides each 2 m long. How wide is the kite? (That is, what is the length of the shorter diagonal?) Page 563: Find the areas of the triangles described. Give answers to three significant digits. 1. A 30, B 45, b 20 3. b 4, c 18, A 32