$\vec{v}$

$v_1$

$v_2$

v

P = (1, 1)
Q = (5, 4)
v = Vector(P, Q)
T: (x(Q) | y(P))
d1, q, p, s = Polygon(P, T, Q)
v1: x(v)
v2: y(v)
d: abs(v)
Text1: "\vec{v}=" + (LaTeX[v]) + ": |\vec{v}| = \sqrt{v_1^2 + v_2^2} = \sqrt{(" + (LaTeX[v1]) + ")^2+(" + (LaTeX[v2]) + ")^2} = " + (LaTeX[d]) + ""