Answer:

Step-by-step explanation:
Let's use the sine law to calculate x.

Answer:
The answer would be f(a)=-1
-AC I hope this helps<3
B. Because the divisor, 4.2, has only value in the ones and tenths places, so we only have to multiply by 10 to get to 42, which is the whole number you need.
Answer:
Mean = 70,000 dollars
SD = 800 dollars
For Khan Academy
Step-by-step explanation: