Symmetry and Congruence
ISEE Lower Level · Flashcards · Application
ISEE LOWER LEVEL · FLASHCARDS
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QUESTION
Find the distance: If a point is
3
3
3
units from the line of symmetry, how far is its reflection from the line?
QUESTION
Find the missing value: A symmetric figure has matching sides labeled
2
x
+
1
2x+1
2
x
+
1
and
9
9
9
. What is
x
x
x
?
QUESTION
Find the missing value: Symmetry gives equal angles labeled
5
y
5y
5
y
and
60
60
60
. What is
y
y
y
?
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ANSWER
y
=
12
y = 12
y
=
12
. Equal angles from symmetry imply
5
y
=
60
5y = 60
5
y
=
60
, solved by dividing both sides by 5.
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