How to draw rectangle and triangle from dots?

[Cornel]

Hello,

1. Given the below points: (x1,y1), (x1,y2), (x2,y1), (x2,y2), how to make a rectangle in Mathcad Prime based on this points?

2. Given the below points: (x1,y1), (x2,y1), (x3,y2), how to make a triangle in Mathcad Prime based on this points?

[LucMeekes · Accepted solution]

You can do both with this simple function:

where pl is a nx2 matrix of (x,y) points. Examples:

Success!
Luc

[Cornel]

Is it possible also to put some colour inside the square/rectangle?

[LucMeekes]

Sure, refer to the other thread on colour filling.

Success!

Luc

[ttokoro]

[ttokoro]

This is only p1=[3,1],p2=[5,7],p3=[7,1] type.

[ttokoro]