Two cities are approximately 600 miles apart on the surface of the earth. Assuming that the radius of the earth is 4,000 miles, find the radian measure of the central angle with its vertex at the center of the earth that has one city on one side and another one on the other side.
?
?
?a = 600 miles
?
A. 0.14 radians
B. 0.135 radians
C. 0.15 radians
D. 0.145 radians
E. 0.13 radians
Answer: C
Mathematics
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