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OpenStudy (anonymous):
Anyone know how to do this The components of vector a are ax = -1.8 and ay = 8.4. Give the angle, in degrees, between a and the +x-axis if ax is positive or between a and the -x-axis if ax is negative.
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OpenStudy (anonymous):
|dw:1443748245246:dw| use tangent to get angle, for -ax, it will be 180-angle.
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