Please elaborate on this so that I can help you.
Answer:

Step-by-step explanation:
The question is

collect like terms

Answer:
21.98
Step-by-step explanation:
C=2πr C=2d are the formulas of circumference so that would mean the diameter of the circle is 7 since 2 times the radius is the diameter. We then multiply the diameter 7 by PI to get 21.98
Answer:
D
Step-by-step explanation:
There is a 100% chance that if she picks 3 disk, they are all DVD's since they are all DVD's.
Answer:
El area es 29,403
Step-by-step explanation..
27 x 33 = 891
891 x 33 = 29,403