Cosine Law: SAS Triangle

Math - Grade 9 / Geometry

Sample Question

Given triangle ABC, which of the following is the formula for the length of side [% c %]?

  • [% c^2=a^2+b^2-2abcosC %]
  • [% c^2=a^2-b^2-2abcosC %]
  • [% c^2=a^2+b^2+2abcosC %]
  • [% c^2=a^2+b^2-abcosC %]

This is just one of our 119,761 study questions in Quipper School.

Quipper School Philippines Curriculum

Math - Grade 9

Topics