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प्रश्न
The angles of a triangle are in the ratio 2 : 3 : 4. Then the angles are
विकल्प
20, 30, 40
40, 60, 80
80, 20, 80
10, 15, 20
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उत्तर
The angles of a triangle are in the ratio 2 : 3 : 4. Then the angles are 40, 60, 80
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