Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 2 - No. 31)
What is the area of a parallelogram with base 5 cm, height 10 cm and an included angle of 30 degrees?
50 cm²
25 cm²
43.3 cm²
50√3 cm²
Explanation
Area = base * height = 5 * (10 * sin(30)) = 5*5 = 25 cm²
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