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Mathematics, 07.12.2020 22:20 gabrielaperezcz

The angle of elevation of the top of a building from the foot of a tower is 70° and the angle of elevation of the top of the tower from the foot of the building is 40°. Find the height of the building if the tower is 50 m tall.

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The angle of elevation of the top of a building from the foot of a tower is 70° and the angle of ele...

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