Trig Review for Test - Laurie Osczepinski | Library

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Label the Triangle HOA -

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Which Trigonometry Function will you use?

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Solve for x

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Label the triangle HAO

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Which Trigonometry Function will you use?

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Find the missing side of the triangle

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Label the HOA

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Which Trigonometry Function would you use?

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What is the value of the missing side?

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Label the HOA

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Which Trigonometry Function would you use?

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What is the missing side of the triangle?

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Label the HOA

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Which Trigonometry Function would you use?

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Find the missing side of the triangle

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Label the HOA

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Which Trigonometry Function would you use?

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Find the missing side of the triangle

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A support wire is attached to the top of a 20 m tall observation tower. If the support wire and the ground form an angle of 46 degrees, what is the length of the support wire, to the nearest tenth?

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What is the length of the support wire, to the nearest tenth?

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At a point 30 feet from the base of a tree, the angle formed with the ground looking to the top measures 53 degrees . Find, to the nearest foot, the height of the tree.

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What is the height of the tree, to the nearest foot,.

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The angle of elevation of the top of a flagpole from a point on the ground 30 meters from the base of the flagpole is 18 degrees. What is the height of the flagpole, to the nearest meter?

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What is the height of the flagpole, to the nearest meter?

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From the top of a lighthouse 160 feet high, the angle of depression of a boat out at sea is 23 degrees. Find, to the nearest foot, the distance from the boat to the foot of the lighthouse. (The foot of the lighthouse is at sea level.)

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Find, to the nearest foot, the distance from the boat to the foot of the lighthouse.

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You are a block away from a skyscraper that is 780 feet tall. Your friend is between the skyscraper and yourself. The angle of elevation from your position to the top of the skyscraper is 42°. The angle of elevation from your friend’s position to the top of the skyscraper is 71°. To the nearest foot, how far are you from your friend?

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To the nearest foot, how far are you from your friend?

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A ladder, 500 cm long, leans against a building. If the angle between the ground and the ladder is 57 degrees, how far from the wall is the bottom of the ladder? Round the answer to the nearest tenth.

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How far from the wall is the bottom of the ladder? Round the answer to the nearest tenth.

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A plane is flying at an elevation of 35, 000 feet within sight of the Gateway Arch in St. Louis, Missouri. The pilot would like to estimate her distance from the Arch. She finds that the angle of depression to a point on the ground below the arch is 22 degrees. What is the distance between the plane and the arch?

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