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- (* Chapter 13 - Program 3 *)
- program Garden;
- (*****************************************************************)
- (* *)
- (* This program calculates how much area there is to plow in a *)
- (* circular garden, and how long the wall will be around it. *)
- (* *)
- (*****************************************************************)
-
- uses Areas, Perims;
-
- var Radius, Area, Circumference : real;
-
- begin
- Radius := 12.0;
- Area := Area_Of_Circle(Radius);
- Perimeter_Of_Circle(Radius,Circumference);
-
- (* Calculations complete, output results *)
-
- Writeln('The radius of the garden is ',Radius:6:1,' feet.');
- Writeln('The area to plow is ',Area:6:1,' square feet.');
- Writeln('A wall around the garden will be ',Circumference:6:1,
- ' feet long.');
- Writeln;
- end.
-
-
-
-
- { Result of execution
-
- The radius of the garden is 12.0 feet.
- The area to plow is 452.4 square feet.
- A wall around the garden will be 75.4 feet long.
-
- }