A = Point(xAxis)
B = Point(xAxis)
C: (-4, 0, 6)
D: (4, 0, 6)
E: (0, 0, 9)
poly1, b, d, e, c, a = Polygon(B, D, E, C, A)
F: (4, -9, 0)
f, G, H, I, J, faceBDGF, faceDEHG, faceCEHI, faceACIJ, faceABFJ, faceFGHIJ, edgeBF, edgeDG, edgeEH, edgeCI, edgeAJ, edgeFG, edgeGH, edgeHI, edgeIJ, edgeFJ = Prism(poly1, F)

Tool: Angle
Angle[ <Point> ]
Input: L_1
Output: α, A, U_1, f, j

Move

Turn

p = Circle(L_1, 10)
U_1 = Point(p)
j = Segment(U_1, L_1)
A = Rotate(U_1, 50°, L_1)
α = Angle(U_1, L_1, A)
f = Segment(L_1, A)