Triangle A has sides 7, 12, and 18. Triangle B has sides 5, 9, and 5. Triangle C has sides 8, 8, and 8. What kind is each triangle? *
1. A: Scalene, B: Equilateral, C: Isosceles
2. A: Scalene, B: Isosceles, C: Equilateral
3. A: Isosceles, B: Scalene, C: Equilateral
4. A: Isosceles, B: Equilateral, C: Scalene