click below
click below
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twist and turn
math change
Question | Answer |
---|---|
rotate 90 degress counterclockwise | (-y,x) |
rotate 180 counterclockwise | (-x,-y) |
rotate 270 counterclockwise | (y,-x) |
over y axis | (-x,y) |
over x axis | (x,-y) |
y=x | (y,x) |
y=-x | (-y,-x) |