43. An airplane (P) is 10 kilometers above is trying to land at point C at an angle ofdepression of 10°. How far (OC) is the airplane from the landing site?SP10⁰e10 km600x15044. How long is DC in meters if AB= 100 meters, the angles of elevation are given below?Dx mt60°100 mt45206B45. How far (x) is the man from the 45 feet tower at the left?40°45'A46. A helicopter at point T is 200 meters above the sea MN. If the angles of depression ofboat M is 60° and of boat N is 31°, how long is the distance ON?60200 m47. The tower and the cliff has a total height of (85 +110) or 195 feet. If the angle ofdepression of boat B is 33°, how far (DB) is boat B?3385 ft57110 ftAC

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43. An airplane (P) is 10 kilometers above is trying to land at point C at an angle of depression of 10°. How far (OC) is the airplane from the landing site? SP 10⁰ 10 km C 600

Trigonometry (11th Edition)

11th Edition

ISBN:9780134217437

Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

Chapter1: Trigonometric Functions

Section: Chapter Questions

Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.

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6:27 AM O O ttall 66 Quadrilateral.pdf = 30. 1962 units Arca of Trapezold - 1 (atb) h }(o+1)(315) = 49. 36 34 units 2 SEAT WORK 前1 If the sides of the parallelogram and an included angle are Sm, 12m, and 120 degrees, respectively. Find the length of the shorter diagonal, area, and perimeter of the parallelogram. hìnt: solue e. then use cotine law to solve d. 120 E 12 m The area of a rhombus is 143 m. If the longer diagonal is 26 in, find the angle opposite the shorter diagonal and the length of one side of the rhombus hìnt : Use the arta of a rhombus to solve the diag anal. Then pythaqercan fermala to solue X # 2 図前3 A piece of wire is shaped to enclose a an equilateral triangle in which the area is 16 square root of 3 sq.em. It is then reshaped to enelose a rectangle whose length is 9 em. Find the area of the rectangle. hint: wce the epecial formula for equilateral triangie #4 The lengths of the parallel sides of an isosceles trapezoid are 8 and 16 inches respectively. If the…