What is the formula for area?
A=L X W / Area=Length x Width
What is the formula for Perimeter?
P=L+L+W+W
I measure the inside of a figure.
Area
What does area measure?
The number of square units needed to cover the inside of a figure.
What does Perimeter measure?
The distance around a figure.
I measure around a figure.
Perimeter
Sam's pencil box is 2 inches wide and 4 inches long. What is the area of Sam's pencil box?
8 squared inches
Sam's pencil box is 2 inches wide and 4 inches long. What is the Perimeter of Sam's pencil box?
P=2+2+4+4
P=12 inches
If you want to measure the grass in your backyard, what are you measuring?
Area
The side measurement of a square is 3mm. What is the area?
9 mm squared
The side measurement of a square is 3mm. What is the perimeter of the square?
12 mm
If you are measuring the frame around a picture, what are you measuring?
Perimeter
The area of a rectangle is 10in2. The length of the rectangle is 5in. What is the width?
2in
The length of the rectangle is 5in and the width is 2in. What is the perimeter?
P=5+5+2+2
P=14in
Which uses length and width of a figure?
Both area and perimeter