Rotation Revolution

If you turn from facing NORTH to facing WEST, how far have you turned?

• quarter

• half

• three quarters

• full circle

This logo has rotational symmetry of 3. What does this logo mean?

• Gardening

• Cleaning

• Recycling

• Coffee shop

Parallelogram PQRS is rotated 180 degrees clockwise about the origin to create paralellogram P'Q'R'S'. Which rule describes this transformation?

• (x, y) --> (x, y)

• (x, y) --> (-x, -y)

• (x, y) --> (-x, y)

Triangle ABC is rotated 270 degrees counterclockwise about the origin to create triangle A'B'C'. Which rule describes this transformation?

• (x, y) --> (-y, x)

• (x, y) --> (y, -x)

• (x, y) --> (-x, y)

Triangle ABC is rotated 90 degrees counterclockwise about the origin to create triangle A'B'C'. Which rule describes this transformation?

• (x, y) --> (-y, x)

• (x, y) --> (y, -x)

• (x, y) --> (-x, y)

What is the rule for a 270 degree clockwise rotation?

• (x, y) --> (-y, x)

• (x, y) --> (y, -x)

• (x, y) --> (-x, -y)

• (x, y) --> (y, x)

What is the rule for a 90 degree counterclockwise rotation?

• (x, y) --> (-y, x)

• (x, y) --> (y, -x)

• (x, y) --> (-x, -y)

• (x, y) --> (y, x)

What is the rule for a 270 degree counterclockwise rotation?

• (x, y) --> (-y, x)

• (x, y) --> (y, -x)

• (x, y) --> (-x, -y)

• (x, y) --> (y, x)

What is the rule for a 90 degree clockwise rotation?

• (x, y) --> (-y, x)

• (x, y) --> (y, -x)

• (x, y) --> (-x, -y)

• (x, y) --> (y, x)

What is the rule for a 180 degree clockwise rotation?

• (x, y) --> (-y, x)

• (x, y) --> (y, -x)

• (x, y) --> (-x, -y)

• (x, y) --> (y, x)