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Sixth Class maths · H.17 · Area

Find the area of a trapezoid with decimal measurements

Area of a trapezoid = (sum of the parallel sides) × height ÷ 2.

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  1. A trapezoid has parallel sides of 6 cm and 3 cm and a height of 3.1 cm. What is its area?

    Answer: 13.95 cm²

  2. A trapezoid has parallel sides of 4.5 cm and 5.4 cm and a height of 5.5 cm. What is its area?

    Answer: 27.225 cm²

  3. A trapezoid has parallel sides of 5.9 cm and 4.3 cm and a height of 5.5 cm. What is its area?

    Answer: 28.05 cm²

Tip: Area of a trapezoid = (sum of the parallel sides) × height ÷ 2.

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