Transformations

(x, y) -------> (x, -y) is a reflection over the x axis.       

• True
• False

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

(x,y) -------> (-x, -y) is a reflection over the y = x axis.

• True 
• False

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

(x, y) -------> (x - 3, y) is a translation of 3 units to the left.   

• True
• False

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

(x, y) -------> (x, y - 2) is a translation of 2 units up.  

• True
• False

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

(x, y) -------> (-x, -y) is a rotation of 180 degrees.  

• True 
• False

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

(x, y) -------> (-y, -x) is a rotation of 90 degrees counterclockwise.  

• True 
• False

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which transformation is not a rigid transformation?

• Translation
• Reflection
• Rotation
• Dilation

Tags

CCSS.HSG.CO.B.6

C(-6, 2) and B(-1, -1)

Reflect over the line y = x

• C' (-6, 2), B' (-1, -1)

• C' (6, 2), B' (1, -1)

• C' (2, -6), B' (-1, -1)

• C' (-6, -2), B' (-1, -1)

A(-2, 2) and B(3, 2)

Rotate 180 degrees

• A' (-2, 2), B' (3, 2)

• A' (-2, -2), B' (-3, -2)

• A' (2, -2), B' (-3, -2)

• A' (2, -2), B' (2, 3)

A(-2, 2) and B(3, 2)

Reflect over the x-axis

• A' (-2, 2), B' (3, 2)

• A' (-2, -2), B' (3, -2)

• A' (2, -2), B' (-3, -2)

• A' (2, -2), B' (2, 3)