In triangle ABC angle C=3B and angle A=2B. Find the measure of each angle.
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Step-by-step explanation:
We know that in a △, the sum of all the interior angles is 180
∘
⇒∠A+∠B+∠C=180
∘
........(1)
Also given that,
∠C=3∠B and 3∠B=2∠A+2∠B
∠A=
2
∠B
Substituting values in (1), we get
2
∠B
+∠B+3∠B=180
∘
∴∠B=40
∘
∠A=20
∘
∠C=120
∘
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