Trigonometry (11th Edition)
11th Edition
ISBN: 9780134217437
Author: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher: PEARSON
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A woman standing on a hill sees a flagpole that she knows is 40 ft tall. The
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- The angle of elevation to the top of a Building in New York is found to be 5 degrees from the ground at a distance of 2 miles from the base of the building. Using this information, find the height of the building. Round to the tenths. Hint: 1 mile = 5280 feet Your answer is feet.arrow_forwardYou are standing on top of a cliff 500 ft. above the ocean looking out at the water. You see a whale surface 3000 ft. from the base of the cliff. What is the angle of depression from your vantage point to the whale? Write your answer using degrees rounded to the nearest hundredth.arrow_forwardTristan spots a green hot air ballon due east from him at an angle of elevation of 25° at a festival. He turns due west and sees a blue hot air balloon at an angle of elevation of 60°. If the altitude of the green balloon is 345 meters, and the altitude of the blue balloon is 675 meters, and Tristan is 1.8 meters tall, find the 11. distance between the balloons. Round answer to nearest whole number. Show all workarrow_forward
- On a trip to the mountains, you wonder in seeing the first mountain how tall it is. You measure the angle of elevation to be 3.5°. After driving 13 miles closer to the mountain, you measure the angle of elevation again which is now 9°. Approximate the height of the mountain. Explain how you got your answer.arrow_forwardFind the distance from A to C across the gorge shown in the figure. Do not round until the final answer. Round to two decimal places.arrow_forwardSolve the oblique triangle if side b = 86 cm, angle B = 50° and angle C = 31°. Draw and label a diagram. Round all answers to one decimal place unless it is exact. Use your one decimal place values for intermediate calculations. Do not enter the units. A = a = c =arrow_forward
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