There are 12 edges in a cube.
Each of the 12 edges of a cube is directly perpendicular to four others (two at each vertex for that edge).
24
24
Oh, dude, you're hitting me with the geometry questions, huh? So, like, a shape that fits that description would be a triangular prism, because it has perpendicular edges but none that are parallel. It's like the rebel of the 3D shapes, just doing its own thing.
Yes
Yes
there are 12 edges in a cube
A cube has twelve edges.
There are 12 edges in a cube.
A cube has 12 edges.
the square root of the sum of the squares of three perpendicular edges.