Unit 7 Transformations Review

Front

What is the result of reflecting a point (x,y) over the y-axis?

Back

(x,y) --> (-x,y)

Front

What is another term for a slide in geometry?

Back

Translation

Front

What is the definition of Translation in geometry?

Back

A transformation that moves every point of a shape the same distance in a given direction.

Front

What is the result of translating a point (x,y) right by n units and down by n units?

Back

(x,y) --> (x+n, y-n)

Front

What is the difference between Reflection and Rotation?

Back

Reflection flips a shape over a line, while Rotation turns a shape around a point.

Front

What is the result of rotating a point (x,y) 90 degrees counterclockwise around the origin?

Back

(x,y) --> (-y,x)

Front

What is the definition of Reflection in geometry?

Back

A transformation that creates a mirror image of a shape over a line.

Front

What is the result of reflecting a point (x,y) over the x-axis?

Back

(x,y) --> (x,-y)

Front

What is the result of rotating a point (x,y) 180 degrees around the origin?

Back

(x,y) --> (-x,-y)

Front

What is the definition of Rotation in geometry?

Back

A transformation that turns a shape around a fixed point.