Caroline drew two triangles and used them to construct a rhombus with two acute angles and two obtuse angles. Which could be one of the triangles she used? A triangle has angles 72 degrees, 62 degrees, and blank. A triangle has angles 75 degrees, 75 degrees, and blank. 2 sides are congruent. A triangle has angles 45 degrees, 45 degrees, and 90 degrees. 2 sides are congruent. A triangle has angles 30 degrees, 60 degrees, and 90 degrees.