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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
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