bryanmcmillianjr
23.03.2020 •
Mathematics
The flagpole in Terry's schoolyard is 42 ft tall. On a sunny day, the flagpole casts a shadow 20 ft long. What is the angle of elevation of the sun at that moment? Round to the nearest tenth of a degree.
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Ответ:
64.5°
Step-by-step explanation:
angle of elevation is the angle from the point where the shadow ends. this create a right angle triangle. using tan, you can find the angle.
tan theta = opposite/adjacent
angle = tan^-1(42/20)
angle = 64.5°
Ответ:
1/2
Step-by-step explanation:
3+4/6+8
7/14
1/2
hope this helped