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  • Write the correct answer in each of the following: Angles of a triangle are in the ratio 2 : 4 : 3. The smallest angle of the triangle is (A) 60° (B) 40° (C) 80° (D) 20°

Write the correct answer in each of the following: Angles of a triangle are in the ratio 2: 4 : 3. The smallest angle of the triangle is  

(A) 60^{\circ}

(B) 40^{\circ}

(C) 80^{\circ}

(D) 20^{\circ}

Answers (1)

\text{Let the angles of the triangle be} \angle A ,\angle B,\angle C in the ratio 2:4:3

\angle A = 2x
\angle B = 4x
\angle C = 3x
We know that some of the angles of the triangle are 1800
9x=180

x=20

Angle A=40, B=80, C=60

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