pls help :))))) !!!
![pls help class=](https://us-static.z-dn.net/files/d16/30c1e84a2ab116ac1ab8c088d36d5820.png)
Answer:
5/13
Step-by-step explanation:
Cos = opp/hyp
5 is opposite of angle R and 13 is the hypotenuse.