ALAN

ÇEVRE

ÜÇGEN

              1

               A = ---- .a.h

               2

U = a + b + c

YAMUK (Trapez)

   a + b

A = --------  . h

   2

U = a + b + c + d

DİKDÖRTGEN

A = a . b

U = 2(a + b)

DAİRE DİLİMİ

b.r      α°

A =  ---- = ----- .r² .π

 2     180  

α°

b = r.π. ----- yay boyu

90

U = 2r + b

YARIM DAİRE

1

A =    ------- . π.r²

 2

U = r (2 + π) = 5,14 . r

DAİRE

                       d²

A = r² .π =  π ------

                       4

U = 2π . r = π . d

DAİRE HALKASI DİLİMİ

        a 

A = --------  .π. (R² − r² )

         180

U = 2 (R — r) + B + b

YARIM DAİRE HALKASI

            π

A = ------  . ( R² − r² )

             2

U = 2 (R — r) + B + b

DAİRE HALKASI

A =  π . (R² — r²)

U = 2π (R + r)

ELİPS ÇEMBERİ

     π.d.D

A = ----------

     4

 a + b

U = ----------- .π

 2