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

A dilation with a scale factor of 2 is a reduction. 

• True
• False

Tags

CCSS.8.G.A.3

A dilation with a scale factor of 1/3 is a reduction. 

• True 
• False

Tags

CCSS.8.G.A.3

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)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Translations are always _______

• Congruent

• Bigger

• Smaller

• Rotated

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

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

Tags

CCSS.HSG.CO.B.6

Identify the transformation.

• Reflection across y-axis
• 90 Rotation counter clockwise
• Translation 5 units left, 1 unit up.
• Translation 5 units right, 1 unit down

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Point (7,2) is translated vertically 2 units and horizontally -5 units.  Where is the new point located?

• (9,-3)
• (2,4)
• (2,0)
• 12,4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5