Translations & Reflections

Front

What is the algebraic notation for translating a point 9 units right and 3 units down?

Back

(x, y) --> (x + 9, y - 3)

Front

What axis is the image reflected over when reflected across the X-axis?

Back

X-axis

Front

What is the algebraic notation for translating a point 6 units right and 5 units up?

Back

(x, y) --> (x + 6, y + 5)

Front

If point T is translated 3 units to the right and 6 units up, where would T' be if T is at (2, -5)?

Back

(5, 1)

Front

If point M is translated using the rule (x, y) --> (x - 1, y), how was it translated?

Back

1 unit left

Front

What is the general rule for translating a point (x, y) 4 units left and 2 units down?

Back

(x, y) --> (x - 4, y - 2)

Front

What is the effect of reflecting a point over the Y-axis?

Back

The x-coordinate changes sign: (x, y) --> (-x, y)

Front

What is the algebraic notation for translating a point 10 units down?

Back

(x, y) --> (x, y - 10)

Front

If a point (3, 4) is reflected over the X-axis, what are the coordinates of the reflected point?

Back

(3, -4)

Front

What is the algebraic notation for translating a point 5 units up and 2 units right?

Back

(x, y) --> (x + 2, y + 5)