Respuesta :

Answer:

0.2794

Step-by-step explanation:

Answer:

Is one of those if it is wrong please tell me. Hope this helps you.

Step-by-step explanation:

1. cos18 = 0.95105651 ~~ 0.9511

2. tan72 = 3.0776835 ~~ 3.0777

3. sin48= 0.7431448 ~~ 0.7431

4. tan42= 0.9004040 ~~ 0.9004