Unit 1 Geometry PreTest

• Dilation, then reflection

• Rotation, then translation

• Reflection, then translation

• Translation, then reflection

• Reflect across the y-axis, then translate 6 units down and 3 units left.

• Rotate 90 degrees counterclockwise about the origin, then translate 5 units down.

• Translate 2 units up and 5 units left, then rotate 90 degrees counterclockwise about the origin.

• Reflect across the line y = x, then reflect across the y-axis, then translate 2 units left and 5 units down.

• (− 4, − 1)

• (4, 1)

• (1, -4)

• (1, 4)

• Point B only

• Point C only

• Points B and C

• none of the points

• (2, − 1)

• (-2, − 1)

• (2, 1)

• (1, 2)

• B′ (− 4, 11) , C′ (− 8, − 12)

• B′ (8, 5) ,C′ (4, 6)

• B′ (12, 3) ,C′ (8, 4)

• B′ (16, 1) ,C′ (12, 2)

• Yes, Kate is correct.

• No, WXYZ is translated by the rule (x, y) --> (x − 11, y + 2).

• No, WXYZ is translated by the rule (x, y) --> (x + 2, y - 11).

• No, WXYZ is translated by the rule (x, y) --> (x - 2, y + 11).

• 72°

• 180°

• 45°

• 60°

• Reflection over the y-axis, rotation around the orgin 180º clockwise, and then reflection over the y-axis

• Reflection over the x-axis, reflection over the y-axis, and then rotation around the orgin 270º counterclockwise-

• Reflection over the y-axis, reflection over the x-axis, and then rotation around the orgin 180º counterclockwise

• Reflection over the x-axis, reflection over the y-axis, and then roation around the origin 90º clockwise

• 12

• 2

• 4

• 32