Author: benny varghese

A Bentech Presentation....

Equation to  CIRCLE

Use slider button to change r and
C to change the centre of the circle....
observe the corresponding change
in the circle equation...

A presentation from 

Benny Varghese 
PGT Maths 
JNV Pathanamthitta

radius = 3 (slider from 0.5 to 5, step 0.5)
C = (9, 3)
Position = 62 (slider from 0 to 360, step 2)
c = Circle(C, radius)
B = Point(c)
P = Rotate(B, Position * °, C)
α = Angle(B, C, P)
r = Segment(C, P)