It is the answer D, because 9 it’s in all answers
When they are the exact same, like carbon copies
X-5 and what are the flash cards do you mean?
If there are 29 students in class and they need to collect a total of 168, we can divide 168 by 29 to get $5.79. This means that each student must collect $5.79 in order for them to be able to purchase everything.
To get the correct angle where the arcs meet : it's more precise