Facets
it is called a ...
It is called a vertex or corner.
four, one for each corner. If a corner is not a right angle, the shape is then called a rhombus.
a corner
The pipe has been bent in a former, no corner piece is then required.
Can you measure the distance from the corner to either end of the pipe ? The length of the pipe is (1.414) times that distance.
The flexible pipe will be able to wrap around the corner.
The corner of a fireplace is called an Inglenook!
Throat pipe or wind pipe
Middle corner near to fuel pipe....
Well in racing it is known as the apex of the corner/ a corner.
On a Ship, the anchor chain is fed through a Pipe called the Hause Pipe.
A Prostitue?
The northeast corner of China was formerly called Manchuria.
a corner in maths is called vertices
A pipe extended above the roof level is a soil pipe.