Round your answer to the nearest hundredth

Answer:
The answer is 6.86
Step-by-step explanation:
I did the law of sines to figure out side AC.
5/sin (90)=x/sin (70)
5* sin (70)/sin (90)=x
x=4.7
a^2=4.7^2+5^2
a^2=22.09+25
[tex]a=\sqrt{47.09} \\a=6.86[/tex]