Translation, Reflection & Rotation Review 2 - Flashcardizz

Front

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

Back

The new coordinates will be (-x, -y).

Front

What transformation moves a figure without changing its size or direction?

Back

Translation.

Front

If point A(3, 4) is reflected across the y-axis, what are the new coordinates of A'?

Back

A'(-3, 4).

Front

What is the rule for rotating a point (x, y) 90° counterclockwise about the origin?

Back

The new coordinates will be (-y, x).

Front

If triangle ABC with vertices A(1, 2), B(3, 4), C(5, 6) is reflected across the x-axis, what are the new coordinates of A'?

Back

A'(1, -2).

Front

What is the effect of a reflection across the y-axis on the point (x, y)?

Back

The new coordinates will be (-x, y).

Front

What is the rule for rotating a point (x, y) 270° counterclockwise about the origin?

Back

The new coordinates will be (y, -x).

Front

If point B(2, 3) is translated 4 units to the right and 2 units up, what are the new coordinates of B'?

Back

B'(6, 5).

Front

What is the result of reflecting a point (x, y) across the line y = x?

Back

The new coordinates will be (y, x).

Front

If triangle DEF with vertices D(0, 0), E(2, 2), F(4, 4) is rotated 180° about the origin, what are the new coordinates of D'?

Back

D'(0, 0).