Mathematics, 28.05.2021 03:10 jamesgotqui6
A bridge is going to be built across a river. To determine the width of the river, a surveyor on one bank sights the top of a pole, which is 3m high, on the opposite bank. His optical device is mounted 1.2 m above the ground. The angle of elevation to the top of the pole is 8.5°. How wide is the river?
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A bridge is going to be built across a river. To determine the width of the river, a surveyor on one...
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