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The second angle in a triangle is two third of the first angle. The third angle is 36 less than twice the second angle. What is the measure of the first angle?

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The second angle in a triangle is two third of the first angle. The third angle is 36 less than twice the second angle. What is the measure of the first angle? Answer: 72°

Question context

This question is part of 📐 Geometry within the broader 🧠 Aptitude Mastery subject and appears in the ETEA Educational Testing and Evaluation Agency preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.