Translations

What is true about the image and pre-image in a translation?

The image and pre-image are congruent (or the same siz3)

Which of the following means translation?

slide

If a translation of (x, y) → (x + 6, y - 10) is applied to figure ABCD, what are the coordinates of D'?

(1, -12)

Square ABCD was translated using the rule (x, y) → (x - 4, y + 15) to form A'B'C'D'. What are the coordinates of point D in the pre-image if the coordinates of point D' in the image are (9, -8)?

(13, -23)

A triangle on a coordinate plane is translated 8 units left and 4 units up. What is another way to write this rule?

(x, y) → (x - 8, y + 4)

What rule was used to translate point R (-3,1) to R' (2,3)?

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

The rule as a mapping for the translation of a rectangle is (x, y) → (x - 2, y + 7). Which describes this translation?

a translation of 2 units to the left and 7 units up

How is point Z (-2,7) translated to point Z' (2,-2)?

right 4, down 9

A rectangle on a coordinate plane is translated 5 units up and 3 units to the left. Which rule describes the translation?

(x, y) → (x - 3, y + 5)

Triangle DEF is translated 3 units to the right and 8 units down. If the coordinates of the pre-image of point F are (-9, 2), what are the coordinates of F'?

(-6, -6)