program 3_26; uses crt; var a,b,c,P:real; Begin clrscr; writeln('vvedite katet a'); readln(a); writeln('vvedite katet b'); readln(b); b:=sqrt(sqr(a)+sqr(b)); P:=a+b+c; writeln(b:5:0); writeln(p:5:0); end.