Geom HW 3-1 (pt.1) -- Reflections

What axis is the triangle being reflected over?

• X-axis

• Y-axis

Tags

CCSS.HSG.CO.A.5

CCSS.8.G.A.3

What axis is the image reflected over?

• X-axis

• Y-axis

Tags

CCSS.HSG.CO.A.5

CCSS.8.G.A.3

What is a reflection?

• When you turn an object around a point.
• When you slide an object form one place to another.
• When you flip or mirror an object across a line.
• When you resize an object.

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CCSS.HSG.CO.A.5

CCSS.HSG.CO.A.4

CCSS.HSG.CO.B.6

Which answer shows a reflection across the y-axis?

• a
• b
• c
• d

Tags

CCSS.HSG.CO.A.5

CCSS.8.G.A.3

State the line of reflection.

• Reflection across y-axis
• Reflection across x-axis
• Reflection across x = 1
• Reflection across y = 1

Tags

CCSS.HSG.CO.A.5

CCSS.8.G.A.3

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

• (4, 1))
• (-1, -4)
• (1, -4)
• (1, 4)

Tags

CCSS.HSG.CO.A.5

CCSS.8.G.A.3

Reflect Point C over the y-axis:

• (-3, 2)
• (3,2)
• (-2,3)
• (3,0)

Tags

CCSS.HSG.CO.A.5

CCSS.8.G.A.3

Reflect over x-axis. Which point would be at (3, -6)

• A
• B
• C
• H

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CCSS.6.NS.C.6B

∆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.HSG.CO.A.5

CCSS.8.G.A.3

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

• y-coordinate
• x-coordinate

Tags

CCSS.HSG.CO.A.5

CCSS.8.G.A.3