Question: Find x for 0 _x _ 360 exactly without a calculator. 8. sin x = X= 9. cos x= -V2 X = 2 10. tan

Find x for 0 _x _ 360 exactly without a calculator. 8. sin x = X= 9. cos x= -V2 X = 2 10. tan x = 0 X = 11. cos x = - V3 x = 2 Solve each. Angles should be rounded to the nearest degree, while lengths should be approximated to the nearest tenth. 12. What angle of depression is a blimp 2000' off the ground 2 miles from the touchdown point? A diagram will help. 12 . 13. How far east of its original position is a submarine traveling at a bearing of 68 for 55 nautical miles? 13. 14. Find the angles of an isosceles trapezoid with bases 9 and 19, and a perimeter of 41. 14. 15. Find the length of the diagonals of a rhombus with an angle of 160 and perimeter of 36. 15. 16. ABCDEFGHIJKL is a regular dodecagon with sides 16.2. Find the DF. 16. Page 2 of 14

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