Getting started

9-2 REFLECTIONSObjective: To find the reflection images of figures.

Reflection (R)

Reflections over the Axis

Reflect the point (2,-5) over the x-axis and y-axis.

Problem 1• Point P has coordinates (3,4). What are the coordinates

of ?

Properties of Reflections

Problem2

Problem 3

Each triangle in the diagram is a reflection of another triangle across one of the given lines. How can you describe Triangle 2 by using a reflection rule?

Try with a partner

How can you use a reflection rule to describe Triangle 1? Explain.

TOO

Homework• Pg. 557 # 7-14, 28-29, 37 (2 graphs)