Respuesta :
Answer:- C. It is a closed figure.
E. All of its angles have equal measures.
F. Its sides are congruent line segments.
Explanation:-
A. False.
Reason:-Quadrilateral is a type of polygon.
B. False.
Reason:-Equilateral triangle is a regular polygon with interior angles measure 60°.
C.True.
Reason:- Definition of regular polygon.
D.False.
Reason:-Hexagon is a type of regular polygon with 6 sides .
E.True.
Reason:- Property of regular polygon.
F.True.
Reason:- Property of regular polygon.
Properties of a polygon are: it is a closed figure, all of its angles have equal measures and its sides are congruent line segments.
Statement C, statement E and statement F are correct about polygon.
What is a Polygon?
A polygon is defined as a plane figure that is described by a finite number of straight-line segments connected to form a closed polygonal chain.
Statement C is true about the polygon which states that "It is a closed figure".
Statement E shows one of the properties of a regular polygon. Thus all of its angles have equal measures.
Statement F represents another property of a regular polygon.
Hence we can conclude that statement C, statement E and statement F is correct about the polygon.
To know more about the polygon, follow the link given below.
https://brainly.com/question/17756657.