An environmentalist wants to measure the width of a river to monitor its erosion. From point A, she walks
downstream 100 feet and measures the angle from this
point to point C to be 40 degrees.
How many feet wide is the river? Round to the nearest
tenth.

An environmentalist wants to measure the width of a

river to monitor its erosion. From point A, s

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Ответ:

braydentillery1221

10.06.2020

Mathematics

True

Step-by-step explanation:

An angle is formed by two rays with a common endpoint. Each ray is called an arm of the angle. The common endpoint is called the vertex of the angle.

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An environmentalist wants to measure the width of a river to monitor its erosion. From point A, she walks downstream 100 feet and measures the angle from this point to point C to be 40 degrees. How many feet wide is the river? Round to the nearest tenth.