RTI 4.3 Rotations

​RTI 4.3 Rotations

​

" If you define the problem correctly, you almost have the solution."

​

​- Steve Jobs

Home

Open in new tab

Copy link

Home

Open in new tab

Copy link

Multiple Choice

Which rule describes rotating 180° clockwise?

• ( x, y ) → ( y, -x )

• ( x, y ) → ( -x, -y )

• ( x, y) → ( x, y )

• ( x, y ) → ( -y, x )

Multiple Choice

What is the image of F (-2, 7) after a rotation of 180° clockwise?

• F' (-2, -7)

• F' (7, -2)

• F' (2, -7)

• F' (2, 7)

Multiple Choice

Which rule describes rotating 90° clockwise?

HINT: SAME AS 270 DEGREES COUNTER CLOCKWISE

• ( x, y ) → ( y, -x )

• ( x, y ) → ( -x, -y )

• ( x, y) → ( x, y )

• ( x, y ) → ( -y, x )

Multiple Choice

What is the image of M (4, -8) after a rotation 270° clockwise?

TRICK QUESTION: SAME AS 90 DEGREES COUNTER CLOCKWISE

• M' (-8, 4)

• M' (8, 4)

• M' (-4, -8)

• M' (-8, -4)

Multiple Choice

What is the image of W (-5, -3) after a rotation 270° counterclockwise?

• W' (-3, 5)

• W' (-3, -5)

• W' (-5, 3)

• W' (5, -3)

Multiple Choice

Triangle B is rotated 90° clockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?

• A

• B

• C

• D

Multiple Choice

Triangle A is rotated 270° counterclockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?

• A

• B

• C

• D

Multiple Choice

Rotate the point (5,5) around the origin 180 degrees counterclockwise. State the image of the point.

• (5,-5)

• (5,5)

• (-5,5)

• (-5,-5)

Multiple Choice

Triangle ABC is shown on the graph. What are the coordinates of the image of point B after the triangle is rotated 270° about the origin?

• (4, 2)

• (2, 4)

• (–4, –2)

• (–2, –4)

Multiple Choice

What is the definition of rotation?

• To move up, down, left, or right.

• To flip.

• To make a circular movement around a point.

• To mirror.

Multiple Choice

What is the algebraic representation for a 90° clockwise rotation?

• (x, y) ----> ( -x, -y)

• (x, y) ----> ( y, -x)

• (x, y) ----> ( x, y)

• (x, y) ----> ( -y, x)

Multiple Choice

What will be the coordinates of the image of ABC after it is rotated 90 degrees counterclockwise about the origin?

• (-4, -3), (-1, 0), (-2, -5)

• (3, -4), (0, -1), (5, -2)

• (-3, 4), (0, 1), (-5, 2)

• (4, 3), (1, 0), (2, 5)

Explanation Slide...

​