Everyday Math Lesson 9.4
PERIMETER
What is Perimeter?
the measurement of a border or outer boundary of a two­dimensional figure
1
2
Your head
Your wrist
3
Everyday Math Lesson 9.4
6"
2"
2"
6"
The perimeter of this shape is:
"
4
Everyday Math Lesson 9.4
2"
2"
2"
2"
2"
The perimeter of this shape is:
"
5
Everyday Math Lesson 9.4
4"
2"
The perimeter of this shape is:
"
6
Everyday Math Lesson 9.4
3"
The perimeter of this square is:
"
7
Everyday Math Lesson 9.4
1"
3"
2"
3"
1"
1"
2"
5"
The perimeter of this shape is:
"
8
9
10
11
12