Practice Problem: Find the lengths of the sides of the triangle with the given vertices. (Enter your answers as a comma-separated list.) la.) (6, 7, 4), (8, 5, 5), (4, 9, 5) Determine whether the triangle is a right triangle, an isosceles triangle, or neither. (Select all that apply.) a. right triangle, b. isosceles triangle, c. neither 1b.) (2, 0, 0), (0, 8, 0), (0, 0, -5) Determine whether the triangle is a right triangle, an isosceles triangle, or neither. (Select all that apply.) a. right triangle, b. isosceles triangle, c. neither