Arc length is a fraction of circumference. Area of a sector is a fractions of the area of a circle. Both can be calculated using the angle at the centre and the diameter or radius. Practice circle ...

Previously, we have looked at the measurement of out-of-roundness. However, roundness is far from the only circular geometry specification that machinists may be required to meet, and therefore, to ...

Often, when people think of buildings, they default to imagining rectangular structures—or at the very least, structures with orthogonal floor plans and hard angles, certainly not buildings with ...