Note Pages 7 – 10.

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Presentation transcript:

Note Pages 7 – 10

turns degree direction point

Turn your paper the opposite way!

Turn your paper the opposite way! B’ C’ A’

Turn your paper the opposite way! -4 2 A’ 3 1 B’ 1 -2 C’

B’ C’ A’

Turn your paper the opposite way! 4 -2 -4 2 C’ -3 -1 A’ 3 1 B’ -1 2 1 -2 B’ A’ C’

( y, -x ) ( -y, x ) Turn your paper the opposite way! F D E

Turn your paper the opposite way! ( y, -x ) ( -y, x ) F’ F E D’ D E’

( y, -x ) ( -y, x ) -1 3 -4 -2 2 -1 Turn your paper the opposite way! D’ F -1 3 -4 -2 D F’ 2 -1 E’ E

A’’ C’’ A’ B’’ B’ C’ 7.4 cm 3.7 cm double Counter clockwise

distance 2x 4 cm 2 cm ?

𝟏𝟑𝟎÷𝟐= 𝟔𝟓 T’ E’ J’

T’ E’ J’ E’’ J’’ T’’

T’ E’ J’ E’’ J’’ T’’ 130o same clockwise

2nd 1st Z’ X’ Y’

2nd 1st Z’ X’ Y’ Z’’ Y’’ X’’

turned same number rotational angle symmetry 3 𝟑𝟔𝟎 𝟑 = 120o

4 8 5 1 𝟑𝟔𝟎 𝟒 = 90o 𝟑𝟔𝟎 𝟖 = 𝟑𝟔𝟎 𝟓 = 72o 45o 𝟑𝟔𝟎 𝟏 = 360o

Homework pages 5 – 7 Need Mira for #s 3 and 4