Symmetry

Front

Identify the transformation: Reflection across y axis, Reflection across x-axis, 180 Rotation, Translation 2 units down

Back

Reflection across x-axis

Front

Rotate K(2,5) 180 degrees about the origin.

Back

K'(-2,-5)

Front

Back

No

Front

What is the green dashed line called?

Back

axis of symmetry

Front

When a coordinate reflects over the y-axis, what happens to the x-coordinate?

Back

changes to its opposite sign

Front

When a coordinate reflects over the y-axis, what happens to the y-coordinate?

Back

stays the same

Front

The blue triangle is reflected over the x-axis. True or False?

Back

False

Front

The blue figure is reflected over the x-axis. True or False?

Back

True

Front

What is the rule for a reflection over the y-axis?

Back

(x,y)→(-x,y)

Front

What is the rule for a reflection over the x-axis?

Back

(x,y)→(x,-y)