Weekly Flashcardizz #8: Translations and Reflections

Front

Reflection means to ________________

Back

flip

Front

Translation means to _______________

Back

slide

Front

If rectangle T’E’X’S’ represents the image after a translation of 3 units to the right and 2 units down, which of the following ordered pairs would represent the coordinates for point T? T (-1, 2), T (-7, 6), T (-1, 6), T (-7, 2)

Back

T (-7, 6)

Front

What is this transformation? (x, y) ----> (-x, y)

Back

Reflect over the y-axis

Front

Identify the coordinates of the image of Triangle ABC after a translation 5 units to the right: A' (7, 3) B' (7, -2) C' (1, -2), A' (-2, 3) B' (-2, -2) C' (4, -2), A' (-7, 8) B' (-7, 3) C' (1, 3), A' (2, -3) B' (2, -2) C' (4, -2)

Back

A' (-2, 3) B' (-2, -2) C' (4, -2)

Front

What is a translation in geometry?

Back

A transformation that slides a figure from one position to another without turning it.

Front

What does it mean to reflect a shape over the x-axis?

Back

To flip the shape over the x-axis, changing the sign of the y-coordinates.

Front

What does it mean to reflect a shape over the y-axis?

Back

To flip the shape over the y-axis, changing the sign of the x-coordinates.

Front

If point A (3, 4) is reflected over the x-axis, what are the new coordinates?

Back

A' (3, -4)

Front

If point B (-2, 5) is reflected over the y-axis, what are the new coordinates?

Back

B' (2, 5)