Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 4 - No. 33)
What does the abbreviation SSS mean in the context of the Cosine Rule?
Side, Sum, Side
Side, Side, Side
Sine, Sine, Side
Square, Side, Side
הֶסבֵּר
SSS means Side, Side, Side, referring to the known sides of a triangle.