New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    In a trapezium, the lengths of the parallel sides are

    20 cm and 30 cm, and the height is 12 cm. Find the area of the trapezium.
    A 300 cm² Correct Answer Incorrect Answer
    B 320 cm² Correct Answer Incorrect Answer
    C 350 cm² Correct Answer Incorrect Answer
    D 360 cm² Correct Answer Incorrect Answer

    Solution

    Area of trapezium = (1/2) × (a + b) × h = (1/2) × (20 + 30) × 12 = (1/2) × 50 × 12 = 25 × 12 = 300 cm²

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