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Area & Perimeter.

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Presentation on theme: "Area & Perimeter."— Presentation transcript:

1 Area & Perimeter

2 SHAPE OVERVIEW Rectangle Triangle Hexagon Circle Parallelogram
Trapezoid Parallelogram Square Pentagon

3 Perimeter 2 4 To calculate the perimeter of an object or space, you will need to add up all of the outside measurements. = ________

4 Tricky Perimeters (Look carefully.)
3 You will need to remember which sides to add and the values for each side. 2 2 2 2 2 2 2

5 AREA You will use different formulas for each type of shape when finding area Each answer will require you to use the measurement given, and it will always be squared…ex.) 9 ft.2

6 The area formula for a rectangle is length x width
Area of a Rectangle L W A = L x W The area formula for a rectangle is length x width

7 Find the area of these rectangles.
1 6 2 2 3 5 4 3

8 Find the area of these squares.
25 5 12 16 8

9 AREA OF A PARALLELOGRAM
H B A = B x H (base x height)

10 Find the area of these parallelograms.
2 4 3.5 7 14 19

11 Finding the area of a triangle is different.
B Finding the area of a triangle is different. A = ½ (B x H)

12 Find the area of these triangles.
3 4 7 8 2 5 3 6

13 AREA OF A TRAPEZOID A = ½ H (b1 + b2) ½ Height (base 1 + base 2) B1 H

14 Find the area of the trapezoids.
23 12 14 31 16 9


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