Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 4 - No. 5)
What does the angle 'C' represent in the area of triangle formula: Area = 1/2 * ab * sin C?
Any angle in the triangle
The right angle
The angle between sides a and b.
The angle opposite of the longest side
Explanation
The angle C has to be between a and b
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