Answer:
y = -x + 4
perp: m = 1
y + 4 = x - 3
y = x - 7
Step-by-step explanation:
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:

Answer:

Step-by-step explanation:
First we simplify:

Then we distribute:

Lastly, combine like terms:

Hope this helps!
Have a good evening! :)
Answer:
it's 22 I hope you got it right if not then i'm sorry