Given a 5 point star finding x when you know the angles of 2 other points

An octagonal prism has jow many lateral faces?

Typically a point in a three dimensional cartesian coordinate system is represented by which of the following answers in the picture !

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.