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If the rectangle’s length is 600 feet and the diameter of

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If the rectangle’s length is 600 feet and the diameter of

by Max@Math Revolution » Mon Feb 22, 2016 5:22 pm
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A track shown above, there is a rectangle in the centre and 2 sides at the each end of the tracks are semi-circles.

If the rectangle's length is 600 feet and the diameter of the semi-circles is 400 feet, and also 40 trees are plant evenly along the track's end, what is the distance between 2 consecutive trees, approximately, in feet?

A. 30
B. 40
C. 50
D. 60
E. 80


* A solution will be tow days.
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by Max@Math Revolution » Thu Feb 25, 2016 5:10 pm
A track shown above, there is a rectangle in the centre and 2 sides at the each end of the tracks are semi-circles. If the rectangle's length is 600 feet and the diameter of the semi-circles is 400 feet, and also 40 trees are plant evenly along the track's end, what is the distance between 2 consecutive trees, approximately, in feet?

A. 30
B. 40
C. 50
D. 60
E. 80


-> 600+600+2Ï€200=about 2,400 and 2,400/40=60.
Thus, D is the answer.
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