Which equation can be used to solve for angle N in the triangle below? In the triangle M N O, side M N equals 3 point 6 centimeters, side M O is 6 point 2 centimeters, and side O N is 4 point 3 centimeters. The three sides are labeled with the measurements. 6 point 2 squared equal to 3 point 6 squared plus 4 point 3 squared minus 2 (3.6) (4.3) cosine N. 6 point 2 squared equal to 3 point 6 squared plus 4 point 3 squared plus 2 (3.6) (4.3) cosine N. 6 point 2 squared equal to 3 point 6 squared plus 4 point 3 squared minus (3.6) (4.3) cosine N. 6 point 2 squared equal to 3 point 6 squared plus 4 point 3 squared plus (3.6) (4.3) cosine N.