%% Specify Nonuniform theta-Axis Tick Values
% Display tick marks along the theta-axis at nonuniform values between 0 and 360 degrees.

theta = linspace(0,2*pi);
rho = theta/10;
polarplot(theta,rho)
thetaticks([0 30 60 90 180 210 240 270])

% Copyright 2012 The MathWorks, Inc.