Through point C, which does not belong to two parallel planes α and ẞ, two rays are drawn that cross plane a at points A1 and A2, and plane ẞ - at points B1 and B2.
It is known that A1C=8 cm, B1B2=18 cm, A1A2=C B1. Find A1A2 and A1B1. (Make a drawing yourself.)
It is known that A1C=8 cm, B1B2=18 cm, A1A2=C B1. Find A1A2 and A1B1. (Make a drawing yourself.)