clear
defaults
GENERATE THETA 0,,360 100
XTEMP = 12*COSD(THETA)
YTEMP = 12*SIND(THETA)
XTEMP[200:101:-1] = 5*COSD(THETA)
YTEMP[200:101:-1] = 5*SIND(THETA)
SET
 AREAFILLCOLOR green
 PLOTSYMBOL 0                    ! no plotting symbol
 AUTOSCALE COMMENSURATE          ! choose axis autoscaling type

GRAPH XTEMP YTEMP                ! plot data with axes
