Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 6 - No. 50)
If side 'a' = 3, side 'b' = 4, and angle 'C' = 90 degrees, what is the area of this triangle?
12
6
3
15
Explanation
Area = 1/2 * 3 * 4 * sin(90) = 6.
Comments (0)
