Reflections

Reflect across the x-axis

x,y x, y Change the sign of the y-value

Reflect across the x-axis

C 2,4

A 0, 8

T 3,5

C ' 2, 4

A' 0,8

T' 3, 5

Reflect across the y-axis

x,y x,y Change the sign of the x-value

Reflect across the y-axis

H 1,2

A 3, 5

T 4, 1

H' 1,2

A' 3, 5

T' 4, 1

Reflect across y = x

x,y y,xSwap x and y

Reflect across y = x

B 7, 12 B' 12, 7

A' 2,8

T' 13,9

A 8, 2

T 9,13

Reflect across y = -x

x,y y, x Swap and change both signs

Reflect across y = -x

W 13,21 W' 21, 13

E' 9,2

B' 24, 17

E 2,9

B 17, 24

Lines of Symmetry

• How many lines of symmetry does the polygon have?

3

Lines of Symmetry

• How many lines of symmetry does the shape have?

2

Lines of Symmetry

• How many lines of symmetry does the shape have?

5

ClassworkReflections

by Hand Worksheet