Further MathematicsTrigonometryWAEC
Find the area of a triangle with sides 8 cm and 10 cm and included angle 30°.
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Answer: D. 20 cm²
Area = ½ab sin C = ½ × 8 × 10 × 0.5 = 20 cm².
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.