Map a Figure Onto Itself

How many degrees can this shape be rotated by to be rotated back onto itself?

• 60 degrees

• 45 degrees

• 72 degrees

• 90 degrees

• 1

• 2

• 3

• 4

Which of the following is a line of symmetry for this shape?

• x = 3

• x = -1

• y = -1

• y = 3

How many degrees can this shape be rotated by to rotate back onto itself?

• 90

• 270

• 180

• 50

A double reflection over the x- and y-axes is the same as a ____________ of ______.

• Rotation of 180 Degrees

• Rotation of 90 Degrees

• Reflection over the x-axis

• Reflection over the y-axis

Identify the transformations:

• translation and reflection

• rotation and reflection

• translation and dilation

• two translations

(G-CO.1.3). At which degrees below will the figure, when rotated, map onto itself? Choose ALL that apply.

• 240°

• 120°

• 210°

• 150°

(G-CO.1.3) A figure has ____________ if the figure can be rotated about a point by an angle greater than 0° and less than 180° so that the image coincides with the pre-image.

• Transformation

• Rotational Symmetry

• Line Symmetry

• Rigid Motion

(G-CO.1.3) Determine the number of lines of symmetry for the figure.

• 0

• 1

• 3

• 6

Determine the angle of rotational symmetry for the figure.

• None

• 60°

• 120°

• 180°