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OpenStudy (anonymous):
a meteorologist measures the angle of elevation of a weather balloon as 53. A radio signal from the balloon indicates that it is 1,620 m (line of sight) from the meteorologist’s location. How high above ground is the weather balloon?
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Parth (parthkohli):
|dw:1396204808531:dw|
Parth (parthkohli):
Do you see how I made that triangle?
Parth (parthkohli):
|dw:1396204879434:dw|
OpenStudy (anonymous):
Ohhh! okay doesnt this involve the cosine and tangent stuff?
Parth (parthkohli):
Exactly. sin(53) = x/1620
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OpenStudy (anonymous):
okay so i do 53/1620? i mean 1620sin53?
OpenStudy (anonymous):
i got 1293.7
Parth (parthkohli):
sin(53) is 4/5.
Parth (parthkohli):
Yeah, that's right.
OpenStudy (anonymous):
thanks!
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Parth (parthkohli):
np!
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