MathematicsEuclidean geometryJAMB
The angles of a triangle are in the ratio 2 : 3 : 4. Find the largest angle.
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Answer: A. 80°
The ratio has 9 parts: 180 ÷ 9 = 20, so the largest angle is 4 × 20 = 80°.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.