Transformations Flashcard

Front

What is the rule for a 90° clockwise rotation of a point (x, y)?

Back

(x, y) → (y, -x)

Front

What is another term for a slide in transformations?

Back

Translation

Front

What is a flip or mirroring in transformations called?

Back

Reflection

Front

Translate the point A (-3, 4) right 5 and up 1. What are the new coordinates?

Back

(2, 5)

Front

What does a reflection across the y-axis do to the coordinates (x, y)?

Back

It transforms them to (-x, y).

Front

What is the definition of a transformation in geometry?

Back

A transformation is a function that maps a set of points to another set of points.

Front

What are the four main types of transformations?

Back

Translation, Rotation, Reflection, Dilation.

Front

How do you perform a 180° rotation of a point (x, y)?

Back

(x, y) → (-x, -y)

Front

What is the effect of a translation on the coordinates of a point?

Back

It shifts the point by a certain distance in a specified direction.

Front

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

Back

It transforms (x, y) to (x, -y).