Reflections Transformations Starter Objective Recap on vertical horizontal
Reflections Transformations
Starter Objective: Recap on vertical & horizontal lines.
7 Vertical lines are x = Name the line y=6 6 5 X = -1 y=x X=5 4 3 2 y=1 1 0 Horizontal lines are y = 1 2 3 4 5 6 7
Lesson Objective: Reflect shapes in a given mirror line.
Reflect this triangle in the line x = 5 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Check using tracing paper or a mirror 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Reflect this rectangle in the line x = 1 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Check using tracing paper or a mirror 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Reflect this hexagon in the line x = 4 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Check using tracing paper or a mirror 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Reflect this rectangle in the line y = 2 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Check using tracing paper or a mirror 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Reflect this trapezium in the line y = 1 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Check using tracing paper or a mirror 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Reflect this trapezium in the line y = x 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Check using tracing paper or a mirror 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Name the line 7 y=x+4 6 5 4 y=x+1 3 y = -x + 3 2 1 0 y = -x 1 2 3 4 5 6 7
Reflect this triangle in the line y = - x 6 5 4 3 2 1 -3 -2 -1 0 -1 -2 1 2 3 4
Check image using tracing paper 6 5 4 3 2 1 -3 -2 -1 0 -1 -2 1 2 3 4
Reflect object in the line y = - x + 6 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Check image using tracing paper 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Challenge: Reflect the triangle in the y axis, then reflect that triangle in the line y = x. 5 4 3 2 1 -3 -2 -1 0 -1 -2 1 2 3 4
Challenge: Reflect the triangle in the y axis. Then reflect that triangle in the line y = x. y=x 5 4 3 2 1 -3 -2 -1 0 -1 -2 1 2 3 4
Challenge: Then reflect that triangle in the line y = x. 5 y=x 4 3 2 1 -3 -2 -1 0 -1 -2 1 2 3 4
Lesson Objective: Describing reflections. Draw and name the mirror line.
Draw in the mirror line and describe the reflection Reflection in the line x = 1
Draw in the mirror line and describe the reflection Reflection in the line y = 2
Draw in the mirror line and describe the reflection y 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 x
Reflection in the line y = 3 y 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 x
Draw in the mirror line and describe the reflection y 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 x
Reflection in the line x = 5 y 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 x
Draw in the mirror line and describe the reflection y 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 x
Reflection in the x axis ( the line y = 0 ) y 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 x
Draw in the mirror line and describe the reflection y 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 x
Reflection in the y axis ( the line x = 0 ) y 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 x
Draw in the mirror line and describe the reflection 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Reflection in the line y = x 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
Draw in the mirror line and describe the reflection 7 6 5 4 3 2 1 -6 -5 -4 -3 -2 -1 0 1 2
Reflection in the line y = - x 7 6 5 4 3 2 1 -6 -5 -4 -3 -2 -1 0 1 2
- Slides: 39
