Area & Perimeter

√ 6.4.15

I CAN find area and perimeter of basic geometric figures.

Area vs. Perimeter

Area is the amount of surface it covers.

Perimeter is the distance around a figure.

http://www.learnalberta.ca/content/mesg/html/math6web/index.html?page=lessons&lesson=m6lessonshell12.swf

Area of a Rectangle

Area = l × hl = lengthh = height

Area of a Parallelogram

Area = b × hb = baseh = vertical height

Area of a Triangle

Area = ½b × hHeight is a right angle 90°

Area of a Trapezoid

Area = ½(a+b) × h

What is the perimeter?

44

What is the perimeter?

3923

306 m

Find the height in this parallelogram?

Area of a Triangle

72 m²

Find the area of this trapezoid

8

22

14

144 u²144 u²

Find the area & perimeter

12 13

24

18

252 u2

Find the area of the baby blue section?

7

45

6

22 u2

Find the area of this complex figure

10.2 5.4 cm

1.8

1

1

18.84 cm 18.84 cm