Reflections #1

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.

Which answer shows a reflection across the x-axis?

• a
• b
• c
• d

Which answer shows a reflection across the y-axis?

• a
• c
• d
• b

Triangle GHI is reflected across the x-axis.  What are the coordinates of I'?

• (-2, 6)
• (2, 6)
• (-6, -2)
• (6, 2)

• 1
• 2
• 3
• 4

(3,4) reflected across the y axis.

• (-3,4)
• (-3,-4)
• (3,4)
• (3,-4)

What is the following point reflected across the x-axis, (-2, 1)

• (2,-1)
• (-2,-1)
• (2,-1)
• (2,1)

The original figure prior to a transformation.

• Pre-image
• Image