Which rule would give the translation from point P (2, 5) to the image P′ (−1, 7)?

Move 3 units left and 2 units up.

Move 3 units right and 2 units up.

Move 3 units left and 7 units up.

Move 2 units right and 2 units up.

Point R′ (−2, 8) is the image of point R (−2, 2). Which of the following could be that transformation?

A dilation with a scale factor of 4

A translation of 6 units to the right

In the figure, triangle PQR has vertices P(0, −1), Q(3, −1) and R(5, −3). What are the vertices of the image after the translation (x, y) → (x − 5, y + 1)?

P′ (−5, 0), Q′ (−2, 0), R′ (0, −2)

P′ (1, −6), Q′ (4, −6), R′ (6, −8)

P′ (5, −2), Q′ (8, −2), R′ (10, −4)

P′ (−1, 4), Q′ (2, 4), R′ (4, 2)

1. What is the distance between B and B’ if B’ is the image of B after the figure above was reflected over the line y = x?

32 \sqrt{32} 3 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

8 \sqrt{8} 8 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

10 \sqrt{10} 1 0 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

reflection

Mathematics

11th Grade

CCSS covered

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30 questions

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find K' if the figure is reflected across the x-axis

(4, 1))

(-1, -4)

(1, -4)

(1, 4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Reflect the point (2, -4) over the y-axis.

(-4, 2)

(-2, 4)

(-2, -4)

(2, 4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which answer shows a reflection across the x-axis?

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

S'(3, 7)

S'(-3, 7)

S'(-3, -7)

S'(3, 7)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

MULTIPLE CHOICE QUESTION

1 min • 1 pt

∆BCD contains the points: B(2,3) C(2,1) D(5,1). If the triangle is reflected across the x-axis, what will B' be?

B'(2, -3)

B'(-2, 3)

B'(-2, -3)

B'(2, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When you reflect over the y axis, what stays the same?

x stays the same

y stays the same

z stays the same

q stays the same

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the rule for a reflection over the x-axis?

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

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

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

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

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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reflection

Find K' if the figure is reflected across the x-axis

Reflect the point (2, -4) over the y-axis.

Which answer shows a reflection across the x-axis?

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

∆BCD contains the points: B(2,3) C(2,1) D(5,1). If the triangle is reflected across the x-axis, what will B' be?

When you reflect over the y axis, what stays the same?

What is the rule for a reflection over the x-axis?

Hexagon ABCDEF has a vertex at (-7, 2). If this vertex is reflected across the x-axis, what are its new coordinates?

State the line of reflection.

The point ( -2,5) is reflected over the line x = 1. Find its image.

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