The perimeter of a polygon is the sum of the lengths of its sides'

1
The perimeter of a polygon is the sum of the
lengths of its sides.
2
Every polygon can be assigned a number called its
area.
3
Area of a Square Postulate

• The area of a square is the square of the length
  of its side, As2

4
Area Congruence Postulate

• If two polygons are congruent, then they have the
  same area.

5
Area Addition Postulate

• The area of a region is the sum of the areas of
  all its nonoverlapping parts.

6
Area of a Rectangle Theorem

• The area of a rectangle is the product of its
  base and height, or Abh.

7
Approximate the measure.
Perimeter of a piece of notebook paper.

• Perimeter of your calculator.

Area of the notebook paper.
Area of your ruler.
8
46 ft
Match area and perimeter
horseshoe
6 ft
52 ft
276 ft2 800 ft2 128 ft 120 ft 312 ft2 880 ft2 104
ft
shuffleboard
6 ft
44 ft
tennis
20 ft
40 ft
badminton
20 ft
9
12 ft
5 ft
7 ft
8 ft
Find area of green . Find area of lavender.
10
15
12
Find perimeter.
11
Trustworthiness

• Be Reliable- do what you say youll do.
• Have the Courage to do the right thing.
• Build a good Reputation.