Program Thai Area Calculation (Rai Unit)

Calculate for Thai Area(Rai Unit) Program

Input your measurement value (get for.. a=>b=>c=>d) : สำหรับภาษาไทย
Identified d=0 for Triangle

a= m.
b= m.
c= m.
d= m.



Area (Metric) : Sq.m.

Area (Thai) : Rai Ngan Sq.Waa

Area for Sq.Waa : Sq.Waa

Following from sq.rt.((s-a)*(s-b)*(s-c)*(s-d))
by s = (a+b+c+d)/2