MATLAB: Point or multiple points is/are in a triangle?

Question

Check whether a point or multiple points is/are in a triangle with three corners

 Points = [x, y]; 
 Triangle = [x1, y1; x2, y2; x3, y3]

Return true or false for each point tested.

Answer 1

tf = inpolygon(Points(:,1),Points(:,2),Triangle(:,1),Triangle(:,2))