Quadrilateral EFGH has an exterior angle at vertex E measuring and an exterior angle…

MATHEMATICS · Single correct · CBSE · Mathematics · Quadrilaterals · Quadrilaterals

Problem

Quadrilateral EFGH has an exterior angle at vertex E measuring 120∘120^{\circ} and an exterior angle at vertex G also measuring 120∘120^{\circ}. No other exterior angles are equal. Which of the following statements is correct? (a) EFGH must be a kite.\text{EFGH must be a kite.} (b) EFGH must be a parallelogram.\text{EFGH must be a parallelogram.} (c) EFGH has exactly one pair of equal opposite interior angles.\text{EFGH has exactly one pair of equal opposite interior angles.} (d) EFGH is necessarily an isosceles trapezium.\text{EFGH is necessarily an isosceles trapezium.}

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