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The measure of ____ angle of concave quadrilateral is more than 180°.

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A quadrilateral can be constructed uniquely if its three sides and ______ angles are given.

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A rhombus is a parallelogram in which _______ sides are equal.

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A diagonal of a quadrilateral is a line segment that joins two _______ vertices of the quadrilateral.

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The number of sides in a regular polygon having measure of an exterior angle as 72° is _______.