1 answer:
Answer:
A. 60°
General Formulas and Concepts:
<u>Geometry</u>
- Equilateral Triangle - All side lengths and angles are equal to each other
Step-by-step explanation:
From the picture given, we see that all the side lengths are 12. Therefore, we can conclude that triangle ABC is an equilateral triangle.
Therefore, m∠y must equal 60°.
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Step-by-step explanation:
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