Is the sum of the measures of the exterior angles of any triangle? 180° 270° 360° 720°

The easiest way to understand this is to take a figure like an equalateral triangle.

The exterior angle of those triangles is 120 degrees. All three are congruent so 120 * 3 = 360o

That's a specific case of a general truth. All triangles have their exterior angles add up to 360o

if you mean

then it's c. 8, -7/3

but if you mean

then it is

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