small bathrooms. i have kind of a similar fear, but I'm really only scared of small bathrooms, or monochromatic ones or ones with labels and directions as to what to do (like airplane or cruise ship bathrooms) I hate flying because of my fear, and always avoid airplane bathrooms.
A rectangular prism is solid 3-dimensional object which has six  faces that are rectangles. It has 12 edges and 8 vertices.
15. A prism has a base with n sides. a) How many faces does the prism have? b) How many edges does the prism have? c) How many vertices does the prism have? d) Show that Eulerâs formula works forthe prism.