Question

Draw rough diagrams to illustrate the following.

(a) A closed curve that is not a polygon.

(b) An open curve made up entirely of line segments.​

Answer 1

Answer:

1. In simple closed curves the shapes are closed by line-segments or by
2. a curved line. Triangle, quadrilateral, circle, etc., are examples of closed curves. The shape which is not closed by line-segments or a curve is called an open curve. A closed curve which does not cross itself is called a simple closed curve.

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Answer 2

Answer:

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