Ris K.
asked • 05/15/20Angle of elevation ( draw a pic)
A stop sign is 10 feet tall, and is casting a shadow downhill on a road that has an angle of elevation of 16˚. If the angle of elevation of the sun is 48˚, how long is the stop sign’s shadow to the nearest tenth of a foot?
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1 Expert Answer
Mark M. answered • 05/15/20
Tutor
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Mathematics Teacher - NCLB Highly Qualified
The difference in the angle is 32°
The angle at the tip of the sign is 42°
Use Law of Sines
shadow / sin °42 = sin 32° / 10
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Mark M.
At what points on the road is its elevation measured? Information is insufficient to draw an accurate picture.05/15/20