Transformations - extended closure

The image shows what type of transformation

• Rotation
• Translation
• Reflection

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What transformation is happening to the red triangle to get to the blue triangle?

• Translation
• Rotation
• Reflection

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

A(-2, 2) and B(3, 2) 
Dilate k = 2 

• A' (-2, 2), B' (3, 2)
• A' (-4, 4), B' (6, 4)
• A' (2, -2), B' (-3, -2)
• A' (2, -2), B' (2, 3)

Tags

CCSS.8.G.A.3

A(-2, 2) and B(3, 2) 
Dilate k = 1 

• A' (-2, 2), B' (3, 2)
• A' (-4, 4), B' (6, 4)
• A' (2, -2), B' (-3, -2)
• A' (2, -2), B' (2, 3)

Tags

CCSS.HSG.CO.A.2

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)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

Translate the points 1 unit left and 3 units down

• C' (-6, 2), B' (-1, -1)

• C' (-7, -1), B' (-2, -4)

• C' (-5, 5), B' (0, 2)

• C' (-7, 1), B' (-2, -2)

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

Translate the points 3 units right and 1 unit down

• C' (-3, 1), B' (2, -2)

• C' (3, -1), B' (-2, -4)

• C' (-9, 1), B' (-4, -2)

• C' (-7, 1), B' (-2, -2)

Write a rule for the translation from blue to red.

• move 1 unit left and 2 units up

• move 2 units left and 1 unit up

• move 2 units right and 1 unit down

• move 1 unit right and 2 units down