See Problem 2.
Point O is the center of regular hexagon HEXAGN. Find the image of the given point or segment for the given rotation.
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60
°
60 degrees rotation of E about O
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120
°
120 degrees rotation of
A
X
¯
eh x bar about O
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240
°
240 degrees rotation of
N
G
¯
n g bar about O
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360
°
360 degrees rotation of H about O
See Problem 3.
Native American Art Find the angle of rotation about C that (a) maps Q to X and (b) maps X to Q.
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See Problem 4.
For Exercises 24–29, copy
Δ
X
Y
Z
.
cap delta x y z . Draw the image of
Δ
X
Y
Z
cap delta x y z for the given composition of rotations about the given point.
-
45
°
,
45 degrees comma then
45
°
;
45 degrees semicolon X
-
45
°
,
45 degrees comma then
45
°
;
45 degrees semicolon Y
-
30
°
,
30 degrees comma then
30
°
;
30 degrees semicolon Z
-
20
°
,
20 degrees comma then
160
°
;
160 degrees semicolon Z
-
135
°
,
135 degrees comma then
135
°
;
135 degrees semicolon Y
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180
°
,
180 degrees comma then
180
°
;
180 degrees semicolon X
B Apply
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In the diagram below,
M
′
N
′
¯
m prime , n prime bar is the rotation image of
M
N
¯
m n bar about point E. Name all pairs of congruent angles and all pairs of congruent segments in the diagram.
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Language Arts The symbol is called a schwa. It is used in dictionaries to represent neutral vowel sounds such as a in ago, i in sanity, and u in focus. What transformation maps a to a lowercase e?
Find the angle of rotation about C that maps the black figure to the blue figure.
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