User talk:Scientest: Difference between revisions

Revision as of 20:03, 25 July 2013

Well? Do some math!

Prove: $c^2=a^2+b^2-2ab\cdot \cos (C)$ for some sides of a triangle $a, b,$ and $c$ , and $C$ being the largest angle of a triangle.

Revision as of 06:38, 24 July 2013 view source Scientest (talk \| contribs) 205 edits No edit summary ← Older edit		Revision as of 20:03, 25 July 2013 view source Scientest (talk \| contribs) 205 edits No edit summary Newer edit →
Line 1:		Line 1:
	Well? Do some math!		Well? Do some math!

	Prove: <math>c^2=a^2+b^2-2ab\cdot \cos (C)</math>		Prove: <math>c^2=a^2+b^2-2ab\cdot \cos (C)</math> for some sides of a triangle <math>a, b, </math> and <math>c</math>, and <math>C</math> being the largest angle of a triangle.