Визначте, який радіус має коло, намальоване оператором: Image1.Canvas.Ellipse (10, 10, 110, 110);

Program n1;
Uses Crt;
Var
c: array[1..1000] of integer;
n, i, null, otric, polozhit :integer;
Begin
   writeln('Razmer massiva = '); Readln(n);

for i:=1 to n do begin
   c[i]:=random(40) - 20;
   write(c[i]:4);
end;

    writeln();

otric:=0; polozhit:=0; null:=0;
for i:=1 to n do  begin
   if (c[i]<0) then otric:=otric+1;
   if (c[i]>0) then polozhit:=polozhit+1;
   if (c[i]=0) then null:=null+1;
end;
   writeln('Kol-vo chisel < 0: ', otric);
   writeln('Kol-vo chisel > 0: ', polozhit);
   writeln('Kol-vo chisel = 0: ', null);
End.

1.

const

  quantity = 18;

var

  res, d: integer;

function sum(a, b: integer): integer;

begin

  sum := a + b;

end;

begin

  writeln('Введите число D: ');

  readln(d);

  res := sum(d, quantity);

  writeln(res);

end.

2.

const

  x = 1.0;

var

  square, radius, Pi_num: real;

function ArcTan(X: Real): Real;

begin

  ArcTan := (sin(x) / cos(x));

end;

function ray(square: real): real;

begin

  ray := sqrt(square / Pi_num);

end;

begin

  Pi_num := ArcTan(x) * 2;

  writeln('Введите площадь окружности: ');

  readln(square);

  radius := ray(square);

  writeln(radius);

end.