Answer:
D (the last one)
Step-by-step explanation:
because the line on the outside of the numbers means they're absolute.
the absolute is how far they are from zero no matter if they are negative or positive.
Answer:
b
Step-by-step explanation:
the second one it should be hope's it helps
Answer:
area of the merry go round =πr²
=22/7×3²
=28.28
answer is option D