the length of the diagonal of a quadrilateral is 40 cm and the perpendiculars drawn on it from the opposite vertices are 12cm and 7.5cm. find the area of the quadrilateral.
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Answer:
390 m²
Step-by-step explanation:
Area=1/2×d(h1 + h2)
=1/2×40×(12+7.5)
=20×19.5
=390 m²
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