Which set of angle measures could form a triangle? A. 2º, 27°, and 33°
B. 22°, 90°, and 145º
C. 36°, 42°, 102°
D. 55°, 122°, 159°

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.

Express -5 2/5 as an improper fraction.