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Area of trapezoids (Full video)

Khan Academy

Supporting grades: 6

Description: Area of a trapezoid is found with the formula, A=(a+b)/2 x h. Learn how to use the formula to find area of trapezoids. Created by Sal Khan. So what would we get if we multiplied this long base 6 times the height 3? The area of a figure that looked like this would be 6 times 3.

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