Illustrative Grade 8 Unit 1

Front

Translation are always _______

Back

Congruent (same size)

Front

Determine where X' would be if you translated X 3 units to the left and 9 units down.

Back

(-4, -5)

Front

Translate the point A (-3, 4) right 5 and up 1.

Back

(2, 5)

Front

A slide is also called a _________.

Back

Translation

Front

Triangle GHI is reflected across the x-axis. What are the coordinates of I'?

Back

(6, 2)

Front

What is the definition of translation in geometry?

Back

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

Front

What happens to the size and shape of a figure during a translation?

Back

The size and shape remain unchanged.

Front

If point A (2, 3) is translated 4 units left and 2 units down, what are the new coordinates?

Back

(-2, 1)

Front

What is the effect of reflecting a point across the y-axis?

Back

The x-coordinate changes sign, while the y-coordinate remains the same.

Front

What are the coordinates of the image of point B (5, -3) after a reflection across the x-axis?

Back

(5, 3)