Triangle Congruence from Rigid Motions
Geometry · Flashcards
GEOMETRY · FLASHCARDS
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QUESTION
After translating
A
A
A
to
D
D
D
, which rigid motion can align ray
A
B
→
\overrightarrow{AB}
A
B
with ray
D
E
→
\overrightarrow{DE}
D
E
?
QUESTION
Which congruence is guaranteed if
△
A
B
C
≅
△
D
E
F
\triangle ABC \cong \triangle DEF
△
A
B
C
≅
△
D
E
F
? Choose
A
B
AB
A
B
or
A
C
AC
A
C
for matching
D
F
DF
D
F
.
QUESTION
What is the result of composing rigid motions (for example, translation then rotation)?
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ANSWER
A rigid motion. Combining rigid motions yields another rigid motion.
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