Write a program which accepts the radius of a circle from the user and compute the parameter and area using methods and display the result on the screen.
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Sample Program Output
Program Listing
area_circle.rb
# area_circle.rb
# Author : Jake Rodriguez Pomperada,BSCS,MAED-IT
# Date : June 17, 2019 Monday 2:37 PM
# Address : Bacolod City, Negros Occidental
# Tools : Sublime Text and Ruby Version 2.6.3
# Location : Bacolod City, Negros Occidental
# Website : http://www.jakerpomperada.com
# Emails : jakerpomperada@gmai.com and jakerpomperada@yahoo.com
def perimeter_solve(radius)
return(2 * 3.141592653 * radius);
end
def area_solve(radius)
return(3.141592653 * radius * radius);
end
radius = 5.00;
perimeter = 0.00;
area = 0.00;
print "\n\n";
print "\tParameter and Area of the Circle Solver";
print "\n\n";
print "\tRadius of the circle: ";
radius = gets.to_f
perimeter = perimeter_solve(radius);
area = area_solve(radius);
print "\n";
print "\tDISPLAY RESULTS"
print "\n\n";
puts "\tThe perimeter is %.2f of the circle." % perimeter
print "\n";
puts "\tThe area is %.2f of the circle." % area
print "\n";
print "\tEnd of Program";
print "\n";
