**If the length of a diagonal of a quadrilateral is 10 cm and lengths of the perpendiculars on it from opposite vertices are 4 cm and 6 cm, then area of quadrilateral is**

**(a) 100 cm**^{2}

**(b) 200 cm**^{2}

**(c) 50 cm**^{2}

**(d) None of these**

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**Solution:**

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