Translations

Front

What is a translation in geometry?

Back

A translation is a transformation that moves every point of a figure the same distance in a specified direction.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What does it mean for a transformation to be congruent?

Back

A congruent transformation means that the original figure and the transformed figure are the same size and shape.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Front

What is the pre-image in a transformation?

Back

The pre-image is the original figure before any transformation is applied.

Tags

CCSS.HSG.CO.A.2

Front

If a point (x, y) is translated 3 units right and 2 units up, what is the new point?

Back

(x+3, y+2) is the new point after the translation.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

How do you translate a point 5 units down?

Back

To translate a point 5 units down, subtract 5 from the y-coordinate.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the result of translating the point (2, 4) 4 units left and 3 units down?

Back

The new point is (-2, 1).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the translation rule for moving a figure 8 units to the right and 3 units up?

Back

The translation rule is (x+8, y+3).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

If triangle ABC is translated to triangle A'B'C', what can we say about their sizes and shapes?

Back

Triangle ABC and triangle A'B'C' are congruent.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What happens to the coordinates of a point when it is translated 6 units left?

Back

The x-coordinate decreases by 6.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the effect of translating a figure 0 units in the x-direction and 0 units in the y-direction?

Back

The figure remains unchanged; it is still in the same position.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5