The frustum of the regular quadrilateral pyramid ABCDA'B'C'D' has the large base ABCD, the value of the tangent of the angle A'AC equal to 3/2, AB = 12 cm and A'C' = 8√2 cm d) Let P be a point located on BB' . Calculate the length of the segment BP so that the area of ​​the triangle APC is minimal.
Sorry if some things don't make sense. I've translated the original question into English.