case 1<BR>In 2D coordinate system the sum of the angles of all quadrants=360 degree= 2pi radian<BR>in (x,y) plane<BR>Case 2<BR>In 3D coordinate system (x,y,z) I took 3 possible ...
Circle theorems are properties that are true for all circles, regardless of their size. There are six theorems to learn and recognise. Questions can have a combination of theorems. It is important to ...
The radius of a circle is a line, which starts at the centre of the circle and ends on a point on the circumference. The radius is half the length of the diameter. Looking at the diagram, since OA and ...