We can use 3 facts:



So, to find our x and our y we can do:
So, now that we know our x and our y we can find our r.

You'll notice, though, that there were two solutions for
, which means we have a positive and a negative for our x. So:

Step-by-step explanation:
The sum of three angle of any triangle is <u>1</u><u>8</u><u>0</u><u>°</u>....
Answer:
18,750
Step-by-step explanation:
If you add up all of the expenses you get 18,750. I hope this helps!
Do you give brainliest?
Answer:
54=k
Step-by-step explanation: