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A Biologist Wants to Know the Width W of a River

question 2

Multiple Choice

A biologist wants to know the width w of a river so that instruments for studying the pollutants in the water can be set properly.From point A the biologist walks downstream $x = 140$ feet and sights to point C (see figure) .From this sighting,it is determined that ? = 54°.How wide is the river?? A biologist wants to know the width w of a river so that instruments for studying the pollutants in the water can be set properly.From point A the biologist walks downstream x = 140 feet and sights to point C (see figure) .From this sighting,it is determined that ? = 54°.How wide is the river?? (Round your answer to three decimal places. ) ? A) 212.693 B) 197.693 C) 207.693 D) 202.693 E) 192.693 (Round your answer to three decimal places. ) ?

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