1/25-1/26 bellringer

How is trapezoid ABCD translated to trapezoid A'B'C'D'?

• Translated 5 units down and 5 units to the right

• Translated 5 units down and 1 to the right

• Translated 8 units down and 5 units to the right

• Translated 5 units down and 4 units to the right

Tags

CCSS.HSG.CO.A.2

Write a rule for the translation.

•  (x -1, y  + 2)

•  (x -2, y  + 1)

•  (x +2, y  - 1)

• (x +1, y  -  2)

Tags

CCSS.HSG.CO.A.2

What does a translation do to an image?

• Turns it 90* clockwise

• Mirrors it

• Shrinks it

• Slides it

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Level 1 What is this transformation?

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

• Reflect over the x axis

• Reflect over the y-axis

• Slide down 1

• slide left 1

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Level 1 Reflections over the x-axis change the ____-__________.

• y-coordinate

• x-coordinate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Level 2 Which answer shows a reflection across the x-axis?

• d

• c

• b

• a

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Level 3 ∆QRS contains the points: Q(4, 2) R(5, 1) S(3,7). If the triangle is reflected across the x-axis, what will Q' be?

• Q'(4, 2)

• Q'(-4, 2)

• Q'(-4, -2)

• Q'(4, -2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5