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stdias
03.03.2020 •
Mathematics
When two railroad tracks merge, the overlapping portions of the tracks are in the shape of a circular arc. The radius of each are r in feet and the angle theta are related by (x/2) = 2r(sin(theta/2)2. write a formula for x in terms of cos theta
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Ответ:
Step-by-step explanation:
Given equation,
Since,
Thus,
From equation (1) and (2),
Which is the required formula.
Ответ: