alleryIf all corners of a polygon lie on one circle, the polygon is called what?
ARegular
BConvex
CConcave
DCyclic
Answer & Solution
Correct answer: D. Cyclic
1. A polygon whose vertices all lie on a single circle is cyclic.
2. That circle is its circumcircle.
3. Regular and convex describe other properties, and concave polygons are defined by a reflex angle.
_Source: Wikipedia, Polygon, Equality and symmetry_
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