Find the cosine of angle A (written as a fraction)
![Find the cosine of angle A written as a fraction class=](https://us-static.z-dn.net/files/df3/ba6fe5c04003c3bd04b33ef63a90ec64.png)
Answer: 0.92
Step-by-step explanation: cos a = side adj / hypotenuse
Cos a = 12/13 ~ 0.92307