

Lines of Symmetry
Presentation
•
Mathematics
•
4th Grade
•
Hard
James Gonzalez
FREE Resource
8 Slides • 11 Questions
1
Line of Symmetry
(Lesson 10.5)

2
Materials:
Shape Cut Out
3
Target:
Students will be able to determine whether a figure has a line of symmetry.
4
Poll
What skill will we learn today?
Students will be able to determine whether a figure has a line of symmetry.
Determine line of symmetry
Identify angles in shapes
Identify lines in shapes
draw squares and circles
5
Multiple Choice
Is the line a line of symmetry?
yes
no
6
Cut and Fold Activity
7
Multiple Choice
Tell if the line appears to be a line of symmetry. Write yes or no.
yes
no
8
Not a line of symmetry
This is not a line of symmetry because both parts do not match.
9
Poll
What skill will we learn today?
Students will be able to determine whether a figure has a line of symmetry.
Determine line of symmetry
Identify angles in shapes
Identify lines in shapes
draw squares and circles
10
Multiple Choice
Tell if the line appears to be a line of symmetry. Write yes or no.
yes
no
11
A line of symmetry
This is a line of symmetry because both parts do match.
12
Poll
What skill will we learn today?
Students will be able to determine whether a figure has a line of symmetry.
Determine line of symmetry
Identify angles in shapes
Identify lines in shapes
draw squares and circles
13
Multiple Choice
Tell if the line appears to be a line of symmetry. Write yes or no.
yes
no
14
A line of symmetry
This is a line of symmetry.
15
Multiple Choice
Why is the picture considered a line of symmetry?
Because none of the parts match
Because both parts match
16
Multiple Choice
Tell if the line appears to be a line of symmetry. Write yes or no.
yes
no
17
A line of symmetry
This is a line of symmetry.
18
Open Ended
Why is the picture not a line of symmetry?
19
Poll
What skill will we learn today?
Students will be able to determine whether a figure has a line of symmetry.
Determine line of symmetry
Identify angles in shapes
Identify lines in shapes
draw squares and circles
Line of Symmetry
(Lesson 10.5)

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