C = (-2, -3)
k = Line(C, xAxis)
T = (0, 3)
B = Point(k)
g = Line(T, k)
A = Point(g)
i = OrthogonalLine(A, k)
H = Intersect(i, k)
h = Segment(A, H)
многоугольник1, b, c, a = Polygon(C, A, B)
S: ((1 / 2 * a) * h)
α = Angle(B, H, A)