Vector Algebra

\(\frac{|\overline{\mathrm{b}} \times \overline{\mathrm{c}}|}{|\overline{\mathrm{c}}-\overline{\mathrm{b}}|}\)

\(\frac{|\overline{\mathrm{a}} \times \overline{\mathrm{b}}+\overline{\mathrm{b}} \times \overline{\mathrm{c}}+\overline{\mathrm{c}} \times \overline{\mathrm{a}}|}{|\overline{\mathrm{c}}-\overline{\mathrm{b}}|}\)

\(\frac{|\overline{\mathrm{a}} \times \overline{\mathrm{b}}+\overline{\mathrm{b}} \times \overline{\mathrm{c}}+\overline{\mathrm{c}} \times \overline{\mathrm{a}}|}{|\overline{\mathrm{c}} \times \overline{\mathrm{b}}|}\)

\(\frac{|\overline{\mathrm{b}} \times \overline{\mathrm{c}}|}{|\overline{\mathrm{a}}|}\)