Answer:
Step-by-step explanation:
The answer is B; 90°
Answer:
Step-by-step explanation:
absolute value of |7 1/8| is 7 1/8
21 divided by 7 is 3. So he would have ate 3 scopes a day.
Answer:

Step-by-step explanation:
We know that 

= -4i+6+2
=8-4i
()
•
*
These are the concepts where you could use for the parentheses