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.
The volume of a rectangular prism is 640 cubic cm. What is the volume of a similar rectangular prism that has edge lengths one fourth as long as the edge lengths of the original prism? A cone with a radius of 3 cm has a volume of 300Ï cubic cm.