Answer:
1332.04
Step-by-step explanation:
C=2πr=2·π·212≈1332.03529
Y>0 because raising a number to a negative power doesn't make it negative
Answer:
If a shape is a parallelogram, then the opposite sides are parallel.
Step-by-step explanation:
Answer:
I am 99% sure that it is the first one.
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given the following question:

In order to simplify fractions with exponents we simply subtract the exponents.



Hope this helps.