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प्रश्न
The sum of angles of a concave quadrilateral is ______.
विकल्प
more than 360°
less than 360°
equal to 360°
twice of 360°
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उत्तर
The sum of angles of a concave quadrilateral is equal to 360°.
Explanation:
Sum of interior angles of a quadrilateral = 360° for both concave and convex quadrilateral.
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