Rotation

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)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the rule for a 180 degree counter clockwise rotation?

• (x, y) --> (-y, x)

• (x, y) --> (y, -x)

• (x, y) --> (-x, -y)

• (x, y) --> (y, x)

What are the coordinates for A' after a 90^⁰ rotation clockwise?

• (1, 3)

• (3, 1)

• (3, -1)

• (1, -3)

What are the coordinates of C' after a rotation of 180° clockwise?

• (-3, -1)

• (3,1)

• (1,3)

• (-1, -3)

What are the coordinates of B' after a 270° clockwise?

• (4, 4)

• (4, -4)

• (-3, 4)

• (-4, 4)

Rotate coordinate C 90 degrees clockwise about the origin.

• C'(-1,4)

• C'(1, -4)

• C'(1, 4)

Rotate coordinate G 90 degrees clockwise.

• G'(-3,-4)

• G'(3, -4)

• G'(3, 4)

Rotate coordinate C 90 degrees counterclockwise.

• C'(3,-4)

• G'(-3, 4)

• G'(-3, -4)

Rotate coordinate U 90 degrees counterclockwise.

• U'(-4,2)

• U'(-4, -2)

• U'(4, 2)