Your 2nd option is the correct answer because 7 goes into both.
Answer: AC=12 cm
Step-by-step explanation:
To solve this problem you must apply the law of sines, as you can see below:

Where:
a=13
A=85.2°
B=71.6°
Therefore, you must solve for b, then, you obtain that the lenght AC asked in the problem above is:

Yeah i will dude or dudet ask away
Answer: B
Step-by-step explanation:
The maximum is 100 and the minimum is 27.
- The only option that shows this is B.
Answer:
2.8
Step-by-step explanation: