Transformations Coordinate Rules

Which rule describes the action of the coordinates when a figure is reflected over the x-axis?

• (x, y)→(x, -y)

• (x, y)→(-x, y)

• (x, y)→(-x, -y)

• (x, y)→(y, -x)

Which rule describes the action of the coordinates when a figure is rotated 90^o counter-clockwise about the origin?

• (x, y)→(-y, -x)

• (x, y)→(-x, -y)

• (x, y)→(-y, x)

• (x, y)→(x, -y)

Which rule describes the action of the coordinates when a figure is reflected over the line y = x?

• (x, y)→(-y, -x)

• (x, y)→(-x, y)

• (x, y)→(-x, -y)

• (x, y)→(y, x)

Which rule describes the action of the coordinates when a figure is rotated 180^o about the origin?

• (x, y)→(y, x)

• (x, y)→(-x, y)

• (x, y)→(-x, -y)

• (x, y)→(-y, -x)

Which rule describes the action of the coordinates when a figure is reflected over the y-axis?

• (x, y)→(x, -y)

• (x, y)→(-x, y)

• (x, y)→(-x, -y)

• (x, y)→(y, -x)

Which rule describes the action of the coordinates when a figure is rotated 90^o clockwise about the origin?

• (x, y)→(-y, x)

• (x, y)→(-x, y)

• (x, y)→(-x, -y)

• (x, y)→(y, -x)

Which rule describes the action of the coordinates when a figure is reflected over the line y = -x?

• (x, y)→(y, x)

• (x, y)→(-y, -x)

• (x, y)→(-x, -y)

• (x, y)→(y, -x)

Which rule describes the action of the coordinates when a figure is rotated 270^o counter-clockwise about the origin?

• (x, y)→(-y, -x)

• (x, y)→(-x, -y)

• (x, y)→(-y, x)

• (x, y)→(x, -y)

Which rule describes the action of the coordinates when a figure is reflected over the line x = y?

• (x, y)→(y, x)

• (x, y)→(-y, -x)

• (x, y)→(-x, -y)

• (x, y)→(y, -x)

Which rule describes the action of the coordinates when a figure is dilated by a scale factor of 2?

• (x, y)→(x+2, y+2)

• (x, y)→(2x, 2y)

• (x, y)→(x/2, y/2)

• (x, y)→(x-2, y-2)