Geometry

A transformation that “turns” a figure about the origin at a given  direction, 90 degrees counterclockwise

• (y, -x)
• (-x, -y)
•  (-y, x)
• (-y, -x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

G(-4,1),.....After a translation of 3 units down and 5 units right

• G’(-1,6)
• G’(1, -2)
• G' (6, -1)
• G' (-2, 1)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflect a figure over the x-axis- 

• Change the x-coordinate
• Change the y-coordiate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Triangle ABC has vertices A(5,2).  Find the coordinates of ABC after a reflection over the x-axis.

• A’(5, -2)
• A’(-5, -2)
• A’(-5, 2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

a transformation that changes the size of a figure, but not the shape

• translation
• rotation
• reflection
• dilation

Tags

CCSS.8.G.A.3

Identify the transformation from ABCD to A'B'C'D'.

• Translation
• Reflection across the x-axis
• Reflection across the y-axis
• 90^o counter clockwise rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Identify the transformation from ABC to A'B'C'.

• (x+8, y+4)
• (x-8, y-4)
• (x+4, y+8)
• (x-4, y-8)

Tags

CCSS.HSG.CO.A.2

Identify the transformation from A to D.

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

Tags

CCSS.HSG.CO.B.6

Which rule would dilate shows a scale factor of 4

• (x, y) → (y, x)
• (x, y) → (x + 4, y + 4)
• (x, y) → (x, -y)
• (x, y) → (4x, 4y)

Tags

CCSS.HSG.CO.A.2

Which rule would result in a clockwise rotation of 90° about the origin?

• (x, y) → (y, -x)
• (x, y) → (4x, 4y)
• (x, y) → (x, -y)
• (x, y) → (x + 4, y + 4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5