Translations and Reflections

(-x , y)

This point was reflected over the __ axis

• x

• y

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

(x , -y)

This point was reflected over the __ axis

• x

• y

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

K(3, 9)

K'(3, -9)

• reflected over x

  (-x, y)

• reflected over x

  (x, -y)

• reflected over y

  (-x, y)

• reflected over y

  (x, -y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

K(12, 0)

K'(-12, 0)

• reflected over x

  (-x, y)

• reflected over x

  (x, -y)

• reflected over y

  (-x, y)

• reflected over y

  (x, -y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

K(-4, -1)

K'(-4, 1)

• reflected over x

  (-x, y)

• reflected over x

  (x, -y)

• reflected over y

  (-x, y)

• reflected over y

  (x, -y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

True or False: When reflecting an image over a particular axis, the opposite coordinate will change.

• True

• False

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

True or False: When translating or reflecting an image, the image will lose congruency.

• True

• False

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

True or False: When translating or reflecting an image, the angle measurements and side lengths change.

• True

• False

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Select the correct algebraic expression.

Figure F was translated 7 units up and 3 units to the right

• (x+3, y+7)

• (x+7, y+3)

• (x-3, y+7)

• (x+7, y-3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Select the correct algebraic expression.

Figure F was translated 12 units left and 9 units to the down

• (x+9, y+12)

• (x-9, y-12)

• (x-12, y+9)

• (x-12, y-9)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5