What is the value of x? enter your answer in the box.

Step-by-step explanation:

By given we know

Also, we know that the given figure is an equilateral triangle by definition, because all sides are equal.

So, that means all three angles are equal by the theorem of equilateral triangles.

Having said that, by sum of angles, we know that all three internal angles must sum 180°. But, in case of an equilateral triangle, all angles are equal to 60°, because 180° has to be divided equally by three.

Thereofore,

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