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Describing Triangles

Describing Triangles 1.14 - Solution

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According to the interior angles theorem, the sum of the measures of the interior angles of a triangle is Therefore, if the sum of a set of angles add up to we know that set could form a triangle.

Set Sum of Angles Value of the Sum
I
II
III
IV
V
VI

The angles which add to are the ones of choices II, IV, V, and VI.