quiz on rotation

If you were to rotate ABCD 180°  about the origin, what would the coordinate of A' be?

• (-5, 5)
• (-3, -5)
• (-5, 3)
• (-3, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

How many degrees was the figure rotated?

• 90 degrees counterclockwise 
• 180 degrees
• 270 counterclockwise 
• 90 degrees clockwise

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the angle of rotation for this counterclockwise rotation about the origin?

• 90°
• 180°
• 270°
• 360°

Tags

CCSS.HSG.CO.B.6

Triangle ABC is rotated 270° counterclockwise about the origin. Which is the algebraic rule applied to one of the vertices?

• (−1, −4) → (−4, 1)
• (−4, −1) → (−4 + 5, 1 + 3)
• (−4, 1) → (−1, −(−4))
• (−4, 1) → (1, −(−4))

Tags

CCSS.HSG.CO.B.6

How many degrees was the figure rotated?

• 90 degrees counterclockwise 
• 180 degrees
• 90 degrees clockwise

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Rotation Rules (clockwise):

90^o rotation: (x, y)→(y, -x)

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

• (1, 3)

• (3, 1)

• (3, -1)

• (1, -3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The image A'B'C' is a rotation of ABC.

• True
• False

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.

Triangle RST has vertices R(1, 1), S(1, 4), and   T(3, 1).  Graph the figure and its rotated image after a counterclockwise rotation of 180° about the origin. What are the coordinates of  Tʹ?

• (-3, -1)
• (-3,-2)
• (5,2)
• (5,4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A pre-image in quadrant II was rotated counterclockwise about the origin 360°.  Which of the following is NOT true about his transformation?

• The image will follow the rule    (x, y) --> (y, x).
•  The image will be back to its original position
• The image will follow the rule                 (x, y) --> (x, y).
• The image will be located in quadrant II.

Tags

CCSS.8.G.A.3