A part of line having two fixed end points is a .

A part of line having one fixed end point .It goes endlessly in one direction _____.

A closed shape or a figure that does not cross itself_____. (simple curve/Non-simple curve)

Simple closed curves formed using only straight lines are _____

The number of sides in a triangle are _____.

Number of sides in a quadrilateral _____.

Number of sides in Pentagon _____.

Number of sides in a hexagon _____.

Number of sides in a Septagon _____. (Mention the answer in figures)