Maybe 400, but I’m not quite sure
The position of the figure changes because you are translating it. Meaning that you are moving it.
Answer:
C
Step-by-step explanation:

OR 
x=2 and 3
Hope this helps!
Answer:
Concert ticket now costs $79.
Step-by-step explanation:
21% is being removed from the original cost, in this case, that's $21. 100-21=79. Hope this helps ;)
15inches
Double the radius is 10 which is the diameter and 150π divide by 10<span>π equal to 15 inches</span>