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- The area of trapezoid in the first volume of fifth grade mathematics
The area of trapezoid in the first volume of fifth grade mathematics
Trapezoidal area = (upper bottom+lower bottom) x height divided by 2 = (15+25) x12 ÷ 2 = 240cm?
Triangle area = base x height ÷2=25x 12÷2= 150cm?
Subtract the triangle area to get 240- 150=90cm?
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