Practice 8-2

Write the coordinates of the figure after the transformation for reflection across the y-axis for the points:

Q(1, 0), R(0, 2), S(4, 5), T(3, 1).

Write the coordinates of the figure after the transformation for reflection across the y-axis for the points E(-5, 0), F(-2, 1), G(-3, -3).

Write the coordinates of the figure after the transformation for reflection across the x-axis for the points S(-3, 1), R(-2, 4), Q(0, 2).

• Reflection over the x-axis

• Reflection over the y-axis

• Reflection over y=2

• Reflection over x=2

Describe the transformation in words:

• Reflection over the y-axis

• Reflection over the x-axis

• Reflection over x=2

• Reflection over y=2

Describe the transformation in words.

• Reflection over the y-axis

• Reflection over the x-axis

• Reflection over y=2

• Reflection over x=2

Describe the transformation in words:

W(-5, 0), V(-3, 4), U(0, 0), T(-3, -4)

to

V(3, 4), U(0, 0), T(3, -4), W(5, 0).

• Reflection over the y-axis

• Reflection over the x-axis

• Reflection over y=2

• Reflection over x=2

Describe the transformation in words:

S(-1, -3), R(0, 2), Q(3, 0), P(0, -4)

to

R(0, 2), Q(-3, 0), P(0, -4), S(1, -3).

• Reflection over the y-axis

• Reflection over the x-axis

• Reflection over y=2

• Reflection over x=2

Write the coordinates of a reflection across the y-axis

E(−5, 0), F(−2, 1), G(−3, −3)