Rotations and Dilations HW

A transformation that “turns” a figure about a fixed point at a given angle and a given direction.

• reflection
• translation
• rotation
• dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Identify the transformation from A to D.

• 90^o Clockwise Rotation
• 180^o Rotation
• 270^o Clockwise Rotation
• 360^o Rotation

Tags

CCSS.8.G.A.3

If I rotate a trapezoid
90⁰ clockwise,
and its in quadrant III (3),
which quadrant would it move to?

• Quadrant 1 (I)
• Quadrant 2 (II)
• Quadrant 3 (III)
• Quadrant 4 (IV)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflection or Rotation

• Reflection
• Rotation

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.HSG.CO.B.6

What is the rule for rotating a figure 180 degrees

• (-y, x)

• (-x, -y)

• (y, -x)

• (-y, -x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the definition of dilation,  in mathematical terms?

• to make larger or smaller
• to only make larger
• all of the above
• to only make smaller

Tags

CCSS.8.G.A.3

What Transformation is visible?

• Reflection
• Translation
• Rotation
• Dilation

Tags

CCSS.8.G.A.3

A triangle has vertices with coordinates (2,0), (3, -1) and (-2,-5). If the triangle is dilated by a scale factor of 3 with the origin as the center of dilation, what are the coordinates of the vertices of the image?

• (5,3), (6,2), (1,-2)
• (6,0), (9,-3), (-6,-15)
• (2/3,0), (1,-1/3), (-2/3,-5/3)
• (-1,-3), (0,-4), (-5,-8)

Tags

CCSS.8.G.A.3

Choose the correct scale factor:

• 2
• 3
• 1/3
• 1/2

Tags

CCSS.8.G.A.3