Need help with questions 1-4 pls

Answer:
1. Cos C = 5/13, 2. Sin N = 77/85 , 3. Sin F = 56/65, 4. Tan E = 40/9
Step-by-step explanation:
1. Cos C = base/ Hypotenuse
2. Sin N = perpendicular/Hypotenuse
3. Sine F = perpendicular/Hypotenuse
4. Tan E = Perpendicular/ Base