Answer:
1. 47°
2. 60°
3. 37°
4. 130°
5. 38°
Step-by-step explanation:
2. an equilateral triangle is a triangle in which all three sides have the same length. In the familiar Euclidean geometry, an equilateral triangle is also equiangular; that is, all three internal angles are also congruent to each other and are each 180 / 3 = 60°
