Perimeter
What is Perimeter?
The distance around an object
What is area?
The amount of space within a shape.
The amount of space an object takes up.
Henry is putting a border around the bulletin board. The length of the board is 8 feet and the width of the board is 4 feet. How long is the border?
24 feet
12 divided by 3
4
96
What is the perimeter formula?
P=2(L+W)
P= (2xL) + (2xW)
P=L+L+W+W
What is the area formula?
A=LxW
Melanie has a new carpet on her bedroom floor. The dimensions of her rectangular room are 12 feet by 10 feet. How much carpet is used to cover the while floor?
A=LxW
A=12x10
A=120 feet2
92 divided by 8
11 r 4
What is the dividend in the following problem:
456 divided by 8 = 57
456
The length of a rectangular garden is 5 feet and the width is 8 feet. What is the perimeter of the garden?
P=2(5+8)
P=(2x5)+(2x8)
P=5+5+8+8
P=26 feet
The length of a rectangular garden is 5 feet and the width is 8 feet. What is the area of the garden?
A=8x5
A=40 feet2
Hayley is painting garage. She uses 180 feet2 of paint. If the length is 12 feet, what is the width of the garage?
A=LxW
180=12xW
W=15 feet
348 divided by 3
116
What is the divisor in the following problem:
456 divided by 8 = 57
8
Morgan is building fence around her garden. She has 54 feet of fencing to work with. If the length of the fence is 12 feet, what is the width?
54=2(12+W)
W=15 feet
Max is building a rectangular garden. He wants the garden to be 84 square feet. If the width of the garden is 6 feet, what is the length?
A=LxW
84=Lx6
L=14 feet2
Bethany is painting a border around her painting. She uses 34 inches of paint. If the width is 8 inches, what is the length of the painting?
P=2(L+W)
34=2(L+8)
L=9 inches
8734 divided by 2
4367
What is the quotient in the following problem:
456 divided by 8 = 57
57
Luke is painting new lines along the edge of the basketball court. If the length is 25 feet and the width is 12 feet, how much paint will Luke use to paint the boarder?
P=(2x25)+(2x12)
P=(50)+(24)
P=74 feet of paint
Lily is building a new driveway. If the length is 35 feet and the width is 15 feet, how much cement will Lily need to fill her driveway?
A=35x15
A=525 feet2 of cement
Nick and Nathan are doing some yard work. Nick is mowing the lawn and Nathan is building a fence. If the yard is 10 feet long and 15 feet wide, how much grass does Nick mow? How much fence does Nathan build?
Mow: A=LxW
A=10x15
A=150 feet2
Fence: P=2(L+W)
P=2(10+15)
P=50 feet of fence
4563 divided by 6
760 r 3
Solve: 86x12
1032