Answer:
2): cos B = 4/5
4): Sin G = 4/5
6): cos C = 4/5
Step-by-step explanation:
2): Cos is Adjacent / Hypotenuse. Cos B = 20/25 = 4/5
4): Sin is Opposite / Hypotenuse. Sine G = 32/40= 4/5
6): Cos C = 38/35 = 4/5