Isometric transformations

What are the coordinates of the origin?

• (0,0)

• (1,1)

• (0,1)

• (-1,-1)

What is the name of the horizontal axis?

• x-axis

• y-axis

• origin

• coordinate plane

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.1

CCSS.8.G.A.2

CCSS.8.G.A.3

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

• right two, down five
• right two, down 9
• left two, up 9
• left two, down 5

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3

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

• (x+2, y-5)
• (x+2, y-9)
• (x-2, y-9)

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3

When you translate, you ______ a number to x and y.

• Add or subtract
• Multiply or divide
• Add or multiply
• Subtract or divide

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

(x,y) --> (x+24, y+3)... What transformation has taken place?

• Translation up 3, right 24

• Rotation 90 degrees clockwise

• Translation up 24, right 3

• Flip over the origin

• Independent Clause

Given the coordinate rule, T(x,y) ----> (x-2, -y), determine the result for A (0, -5).

• A' (-2, 5)

• A' (0, 5)

• A' (-2, -5)

• A' (2, 5)

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

• True
• False

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3

Which algebraic rule will produce a translation that is 5 units to the right?

• (x, y)  --> (  x ,  y + 5)
• (x, y)  --> (  x-5 ,  y + 5)
• (x, y)  --> (  x-2 ,  y + 5)
• (x, y)  --> (  x+5 ,  y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5