A biologist wants to know the width w of a river in order to properly set instruments for studying the pollutants in the water. From point A, the biologist walks upstream 100 feet and sights to point C. From this sighting, it is determined that θ = 59° (see figure). How wide is the river? Verify your result numerically. (Round your answer to one decimal place.)

Question

01-10-2021
Mathematics

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A biologist wants to know the width w of a river in order to properly set instruments for studying the pollutants in the water. From point A, the biologist walks upstream 100 feet and sights to point C. From this sighting, it is determined that θ = 59° (see figure). How wide is the river? Verify your result numerically. (Round your answer to one decimal place.)

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