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Grade 3 - Mathematics
8.9 Congruent and Symmetric Figures
When two figures are exactly the same, they are said to be congruent.
When a figure can be folded into equal pieces, then it is said to be symmetric.
The line along which the figure is folded is called the line of symmetry.
Example
: How many lines of symmetry does this figure have?
Answer: 4
Directions:
Answer the following. Also draw at least five symmetric figures and show their line of symmetry.
Q 1
: Two figures that are exactly the same shape and size are said to be
congruent
different
similar
Q 2
: These two figers are congruent.
True
False
Q 3
: When a figure can be folded in half and both halves match the figure is said to be
symmetrical
exact match
different
Q 4
: In a symmetrical figure the folded line is called
the line of symmetry
radius
diameter
Q 5
: How many lines of symmetry does a square have?
4
3
2
1
Q 6
: How many lines of symmetry does a circle have?
15
10
more than you can count
90
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Question 8: This question is available to subscribers only!
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