Search results

  • <math>s = \frac {a+b+c}{2}</math> is semiperimeter, <math>2S </math> is twice the <math>r^2 = \frac {(s-a)(s-b)(s-c)}{s},</math> where <math>r</math> is the inradius, <math>R = \frac {abc}{2 \cdo
    34 KB (6,879 words) - 16:36, 2 February 2025