Trapezoid Area - video

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Area of Trapezoids

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AREAS/PERIMETERS we know: A = b*h P = 2b + 2h A = s 2 P = 4s A = b*h P = 2b+2L h A = ½ b*h

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Math Skills & Tools In the Class Work section of your binder: Add some skills and tools that you can later use to solve any math problem!

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b 1 h b 2 ½ (b 1 + b 2 )h

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b 1 b 2 h Where Does the Formula Come From? b 2 h b 2 b 1 A = (b 1 + b 2 ) h b 1 A = ½ (b 1 + b 2 ) h

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Example: 37.6 m 81.2 m 53.9 m 58.1 m Steps: 1. Identify the bases. b 1 b 2 48.5 m 2. Write the formula and solve. A = 2880.9m 2

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TRY TWO! Trapezoidal States! Find each area. (these will be in the Quiz) Arkansas Nevada

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