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clc,clear
//Example 4.8
//To find the area of sector of circle
theta= %pi/5 //angle in radian
r=4 //radius in cm
A=r*r*theta/2 //Area of sector
printf('Area of sector = %.1f*pi cm^2\n(or)\n',A/%pi)
printf('Area of sector = %f cm^2',A)
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