Mathematics, 27.01.2020 11:31 cooper2017

Triangle pqr is rotated 90 degrees counterclockwise about the origin to form the image triangle p'q'r' (not shown). then triangle p'q'r' is reflected across the x-axis to form triangle p"q"r" (not shown). what are the signs of the coordinates (x, y) of point q"?
a) both x and y are positive
b) x is negative and y is positive
c) both x and y are negative
d) x is positive and y is negative

Triangle pqr is rotated 90 degrees counterclockwise about the origin to form the image triangle p'q'

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Triangle pqr is rotated 90 degrees counterclockwise about the origin to form the image triangle p'q'...