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furgygirl furgygirl
wrote...
10 years ago
When measured from the earth, the earth subs tents an angle of 0.518 degrees. The mean distance from the earth to the moon is 238 857 miles. Find the diameter of the moon.
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wrote...
10 years ago
tan A/2=4.52x106-3
Rmoon/238857=tan A/2
Rmoon=1079.73miles
Dmoon=2160miles=3,474km
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