Question

.15
8. Find the angles of the triangle
8. Find
6. A is the point (1, 3, -2), B is (3. -4,1), Cis (-1,0,2). Find the lengths of the sides of the triangle
ABC and the cosines of the angle A, B, C. ​

Answer 1

Step-by-step explanation:

Find the lengths of the sides of the triangle

ABC and the cosines of the angle A, B, C.