1. 1-7 Perimeter, Circumference, and Area
P I M E T E R

2. SQUARE WITH SIDE LENGHTS S
Perimeter 𝑷 = 𝟒𝒔
Area 𝑨 = 𝒔 𝟐
SQUARE WITH SIDE LENGHTS S s s s

3. b h h b Perimeter 𝑷 = 𝟐𝒃 + 𝟐𝒉 Area 𝑨 = 𝒃 ● 𝒉
Rectangle with base b and height h b

4. r d Circle with radius r and diameter d Circumference 𝑪 = 𝝅𝒅 𝒐𝒓 𝑪=𝟐𝝅𝒓
Area
𝑨 = 𝝅 𝒓 𝟐

5. Find the area and perimeter. 1. 𝑏=10, ℎ=4 2. 𝑏=5, ℎ=12
Examples
Find the area and perimeter.
1. 𝑏=10, ℎ=4 2. 𝑏=5, ℎ=12
3. 𝑏=25, ℎ=32

6. 3. Your pool is 15 ft wide and 20 ft long with a 3 ft wide deck surrounding it. You want to put a fence around the deck. How much fence will you need?

7. 4. Find the area and circumference
15 mm

8. 5. Find the perimeter of ABC

9. 6. You are designing a rectangular banner for the front of the school
6. You are designing a rectangular banner for the front of the school. The banner will be 4 feet tall and 7 yards long. How much material do you need?
HASD

10. 7. The diameter of a circle is 10 in. Find the area in terms of 𝝅

11. 8. Find the area

12. CHALLENGE!! Find the area!

13. Practice!
Pg 55-56: 1-17, 20-25, and 27-37