Q.4. Prove that the sum of the angles of a triangle is 180°
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Prove that the sum of angles of a triangle is 180. · Answer · Given : A triangle ABC. To prove : ∠A+∠B+∠C=180o⟹∠1+∠2+∠3=180o Construction : Through A, ...
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That's why the sum of three angle of a triangle is 180°
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