Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 2 - No. 47)
When the area of a triangle is calculated using 1/2 * ab * sin C, what does 'C' represent?
The side opposite angle C
The angle at vertex C
The height of the triangle
Half of angle C
Explanation
Angle C is used in the area formula.
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