How can I make a polygon with svg?

Question

Like a penthagon

Answer 1

<svg width="2000" height="500">
<polygon points="100 100,200 200,300 0" style="fill:red;stroke:blue;"/>
</svg>

Answer 2

Use SVG's polygon tag.

This introduces it:
https://www.w3schools.com/graphics/svg_polygon.asp

Here is someone else's example on Sololearn using it to draw a pentagon:
https://code.sololearn.com/WOC51g344Yka/#html