Assume that 20 points with numbers from 1 to 20 are marked on the circle in the fig. The distance or the part of the circle between each two consecutive points is the same in all. That is, the measure of the part of the circle between 1st and 2nd points is the same as that between 2nd and 3rd points and also the same as that between 3rd and 4th points and so on. The point X is the 1st point, Y is the 11th point, and Z is the 15th point. If so, find ∠ZXY.
(Explanation is required)
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shadowsabers03:
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The answer is 36°
Now each segment of the circle is 18°[since 360/20=18]
And side xy is the diameter of the circle
Now ZOY/2=ZXY
Then ZOY = 4×18=72(Z is 15point and Y is 11point )
Then ZXY= 72/2 = 36
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nice question..take little bit of time analysis and practical approach to solve...
go through the solution.
go through the solution.
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