Formal Geometric Constructions
Geometry · Flashcards · Recall
GEOMETRY · FLASHCARDS
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QUESTION
Identify the conclusion: if a quadrilateral has diagonals that bisect each other, what is it?
QUESTION
What angle congruence follows from
A
B
∥
C
D
AB \parallel CD
A
B
∥
C
D
with transversal
A
C
AC
A
C
in
A
B
C
D
ABCD
A
B
C
D
?
QUESTION
What angle congruence follows from
A
D
∥
B
C
AD \parallel BC
A
D
∥
B
C
with transversal
A
C
AC
A
C
in
A
B
C
D
ABCD
A
B
C
D
?
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ANSWER
∠
B
C
A
≅
∠
C
A
D
\angle BCA \cong \angle CAD
∠
B
C
A
≅
∠
C
A
D
. Alternate interior angles are congruent when parallel lines are cut by a transversal.
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