Ch 4 Quiz Remediation

Which figure represents the pre-image?

• Black Figure

• Blue Figure

Which answer shows a reflection across the y-axis?

• a
• b
• c
• d

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

What does this transformation say to do?
(x, y) -----> (x, y +4) 

• slide down 4
• slide up 4
• slide right 4
• slide left 4

What is the rule for the following reflection? 

• Reflection across       y = 3
• Reflection across        x = −3
• Reflection across            x = 3
• Reflection across          y = −3

Determine where X' would be if you translated X 3 units to the left and 9 units down.

• (-4, 4)
• (-10, 2)
• (-4, -5)
• (-1, 5)

You want to reflect a figure over the horizontal line shown. 
What directions would you give? 
Reflect over the line: ________

• x = -4
• y = -4
• x - y = 4
• None of these

What is the mirror line for this reflection?

• y=4

• x=-3

• y=x

• y= -x

What shape is the result of a reflection across the x-axis from shape E?

• A

• C

• B

• D

If you were to rotate ABCD 180°  about the origin, what would the coordinate of A' be?

(a)  

• (-5, 5)
• (-3, -5)
• (-5, 3)
• (-3, 3)

Tags

8.G.3