The answer is b because your just adding and subtracting
899888888 HEHE YOUR WELCOME
Answer:
1. $172.58
2. $421.12
3. ?
4. 14.69695%
5. ?
6. 8.33%
7. $288,767.5
I'm not sure how to find the answer to #3 and #5.
Answer:
y=4
Step-by-step explanation:
Answer:
The measure of the third side is 
Step-by-step explanation:
we know that
Applying the law of cosines

where
C is the angle between side a and side b
we have

substitute




