Posts tagged 'sector-of-circle'
G.122 sector of a circle
A:term:**sector of a circle** <sector-of-circle> is the:term:figure <G.9> which, when an:term:angle <G.22> is constructed at the:term:center <center> of the:term:circle <G.10>, is contained by the:term:segments <G.4> containing the angle and the arc cut off by them.
G.123 inscribed angle theorem
In a circle, the angle at the center is double the angle at the circumference when the angles have the same arc as base.
G.570 similar cones cylinders
Similar cones and cylinders are to one another in the triplicate ratio of the diameters in their bases.