The Trapezoid

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What shapes do you see?
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The Trapezoid

• Area Perimeter

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Trapezoid

• What is a trapezoid?
• A quadrilateral with exactly 1 pair of parallel
  sides

Parallel sides
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Trapezoid

• Perimeter
• ADD UP ALL THE SIDES!!!

5 m
3 m
3 m
4 m
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Trapezoid

• What is a trapezoid?
• A quadrilateral with exactly 1 pair of parallel
  sides

Parallel sides
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Trapezoid
What do we mean by parallel?
These lines will eventually intersect. (cross)
These lines will never intersect. They are
PARALLEL
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Trapezoid

• Where do we see parallel lines?

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Trapezoid

• We call the parallel sides the

bases.
base 1
base 1
base 2
base 2
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Trapezoid
Label the bases of each trapezoid.
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How do we measure height?
7 ft 6 in
8 ft
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Trapezoid

• Height
• So if we see a trapezoid, which measurement
  represents the HEIGHT?

2.5 ft
4 ft
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Trapezoid

• Area

base 1
base 2
height
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7 ft
5 ft
4 ft
5 ft
3 ft
16
15 ft
7 ft
6 ft
7 ft
9 ft
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3 cm
10 cm
8 cm
10 cm
13 cm
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10 cm
4 cm
16 cm
8 cm
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16

8
2
10 cm
20
8
80
10
8

2
square cm
19
8.7 ft
7 ft
6.5 ft
7 ft
4.2 ft