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ABCD is a trapezium where AB and CD are non-parallel sides. If the vertices A, B, C and D are concyclic, then (a) AB is also parallel to CD (b) AB = \(\frac{1}{2}\) CD (c) \(\frac{1}{2}\) AB = CD (d) AB = CD |
Answer» (d) AB = CD. If a trapezium is inscribed in a circle, i.e., it is a cyclic trapezium, then it is an isosceles trapezium, i.e., non-parallel sides are equal ⇒ AB = CD. |
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