Labels:text | diagram | line | font | number OCR: (XI, YI) (Xe, Ye) (X2, Y2) (Xs, Ys) a The scenario (X1, Y1) (Xr, Yr) (Xe, Ye) (X2, Y2) (Xs, Ys) b) Rotating the vector (X1, Y1) (Xr, Yr) (Xe, Ye) (X2, Y2) (Xs, Ys) Projecting the points X c) onto the new vector
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