Answer:

Explanation:
A circle whose center is
and radius
, has equation:

The center of circle is given as origin
, therefore:

This circle passes
, then the radius of circle is the distance
between origin
and 

=> 
Substitute
,
, and
back into original equation:

or

Hope this helps!
:)
19c is the correct answer
Cubic measures?.. I dont know the proper term but my best guess is 5 cubic measures
The answer to this should be B since 24/42 is 1/2
Answer:
if you need help with problems like that I suggest algebra calculator or math away