||'''Book'''|| Getting started with MATLAB ||
 ||'''Author'''|| Rudra Pratap ||
 ||'''Edition'''||  ||

/* code_begins */

{{{
r=input("enter the radius of the circle")
theta = (0,2*pi,100)
x=r*cos(theta)
y=r*sin(theta)
plot(x,y)
}}}

/* code_ends */

 * '''Solution by''': 
   * shivashankar.v
vignan college