Answer:
12in is you answer
Step-by-step explanation:
The formula to find circumference is 
so to rearrange to solve for radius that will be 
=
=11.94in
Answer:
100
Step-by-step explanation:
x = 5 × 20 = 100
.........................
Answer:
C. hyperbola; 
Step-by-step explanation:
The given conic has equation:

Divide through by 225.


This is a hyperbola centered at the origin.
The hyperbola has been translated from the origin to (0,5).
The translated hyperbola will have equation;

Multiply through by 225.

Expand


Rewrite in general form;


I hope i’m correct. Hope this helps!
Answer:
#3 #4 #5 #6 #8 #9 and #10
Step-by-step explanation:
Something that many people complain about are traffic jams.
a good solution might be to spend money on low-energy light bulbs.
is ecology something you care about?
what ecological issues are you particularly worried about?
somthing we need to work on is global warming.
what achievement is he famous for?
we were pleased with a solution that she provided.