# Mathematics Class 6 NCERT Solutions: Chapter 5 Understanding Elementary Shapes Exercise 5.8 – Part 1

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Q.1 Examine whether the following are polygons. If anyone among these is not, say why?

(a)

Answer: As it is not a closed figure, therefore, it is not a polygon.

(b)

Answer: It is a polygon because it is closed by line segments.

(c)

Answer: It is not a polygon because it is not made by line segments.

(d)

Answer: It is not a polygon because it not made only by line segments, it has curved surface also.

Q.2 Name each polygon:

(a)

Answer: Quadrilateral

(b)

Answer: Triangle

(c)

Answer: Pentagon

(d)

Answer: Octagon