Triangle area with two vectors

Write a function that returns the area of the triangle formed by the vectors u=[2 3 4] and v=[1 -3 -1]

Answer 1

[David Hill]

function Area = TriVecArea(u,v)
Area = .5*norm(cross(u,v));
end

[Mohammed Saeed]

Thank you so much i already solve it

[asdsad Zhang]

Nice answer. Thank you