In a triangle angles a 55 degrees angle b=15 degree then
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∠A = 55°
∠B = 15°
∠C = ?
We know that,
In a triangle,sum of all the three sides of a triangle is equal to 180°
∠A + ∠B + ∠C = 180°
55° + 15° + ∠C = 180°
∠C + 70° = 180°
∠C = 180° - 70°
∠C = 110°
∠B = 15°
∠C = ?
We know that,
In a triangle,sum of all the three sides of a triangle is equal to 180°
∠A + ∠B + ∠C = 180°
55° + 15° + ∠C = 180°
∠C + 70° = 180°
∠C = 180° - 70°
∠C = 110°
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