The triangle in Quadrant IV is the image of the triangle in Quadrant II after a counterclockwise rotation about the origin. What
is the angle of rotation?
A.) 90
B.) 180
C.) 270
D.) 360
A.) 90
B.) 180
C.) 270
D.) 360
1 answer:
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Answer: To find the mean of the given observations. we just need to first find the sum of the given observations and the divide the calculate sum by the total number of observations.
So here:
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Therefore, the mean