Accelerated Review

What is the rule for the following reflection? 

• Reflection across       y = −1
• Reflection across        y = 1
• Reflection across            x = −1
• Reflection across          x = 1

What is this transformation?

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

• Reflect over the x axis

• Reflect over the y-axis

• Reflect over y=x

• Reflect over y=-x

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

• (-4, 2)
• (-2, 4)
• (-2, -4)
• (2, 4)

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

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

Determine where X' would be if  $T_{\left(-3,-9\right)\ }$  

• (-4, 4)

• (-10, 2)

• (-4, -5)

• (-1, 5)

How is triangle ABC being translated to triangle A'B'C'?

• $T_{\left(3,-8\right)\ }$

• $T_{\left(9,-4\right)}$

• $T_{\left(-3,8\right)\ }$

• $T_{\left(4,-9\right)\ }$

 $T_{\left(3,4\right)\ }\circ\ T_{\left(-5,-7\right)\ }$  

Write the composition of translations as one translation.

•  $T_{\left(3,4\right)\ }$  

•  $T_{\left(-2,-3\right)}$  

•  $T_{\left(8,11\right)\ }$  

•  $T_{\left(7,-12\right)\ }\$  

 $T_{\left(-5,10\right)\ }\circ\ T_{\left(7,3\right)\ }$  

Write the composition of translations as one translation.

•  $T_{\left(5,10\right)\ }$  

•  $T_{\left(-12,7\right)}$  

•  $T_{\left(2,13\right)\ }$  

•  $T_{\left(13,5\right)\ }\$  

What are the coordinates for A' after $r_{\left(90\degree,O\right)}$  

• (1, 3)

• (3, 1)

• (-3, 1)

• (1, -3)

What are the coordinates of C' after $r_{\left(180\degree,O\right)}$  

• (-3, -1)

• (3,1)

• (1,3)

• (-1, -3)