Geometric Transformations

In a translation, the preimage and image are ___________.

• congruent

• similar

• different

• none of the above

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

How is triangle ABC being translated to triangle A'B'C'?

• up 3, left 8
• up 9, left 4
• down 3, right 8
• down 9, right 4

Tags

CCSS.HSG.CO.A.2

Determine how to translate triangle ABC to triangle A'B'C'.

• (x, y) --> (x+2, y-5)

• (x, y) --> (x+2, y-9)

• (x, y) --> (x-2, y-9)

• (x, y) --> (x-2, y+9)

Tags

CCSS.HSG.CO.A.2

What transformation is happening?

(x, y) ----> (x + 2, y - 3)

• translation up 2, left 3

• translation right 2, up 3

• translation right 2, down 3

• translation left 3, right 2

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What does a translation do to an image?

• Turns it 90* clockwise
• Mirrors it
• Shrinks it
• Slides it

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Determine where X' would be if you translated X 3 units to the left and 9 units down.

• (-4, 4)
• (-10, 2)
• (-4, -5)
• (-1, 5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The original figure prior to a transformation.

• Pre-image
• Image

Tags

CCSS.HSG.CO.A.2

The result of a transformation.

• Pre-image
• Image

Tags

CCSS.HSG.CO.A.2

Original point: (8, -4)
New point: (5, -1)
What is the rule?

• x + 3, y + 3
• x - 3, y + 3
• x - 3, y - 3
• x + 3, y - 3 

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is a reflection?

• When you turn an object around a point.
• When you slide an object form one place to another.
• When you flip or mirror an object across a line.
• When you resize an object.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5