Answer:

Step-by-step explanation:
Hi there!
Equation of a circle:
where the circle is centered at (h,k) and r is the radius
<u>1) Plug the center of the circle into the equation</u>
Center: (-5,-8)

<u>2) Determine r²</u>
Plug in the given point (16,68)

Therefore, r² is equal to 6217. Plug this back into
:

I hope this helps!
16.2 because when you times 9 with 9 you get 81.
After that you divide 81 by 5 and you get 16.2
Answer:
=15.4
Step-by-step explanation:
6^2+(3.4)-24 = 36+3.4−24
36+3.4−24
39.4−24
=15.4
The least common factor is 2.
2*18=36 2*24=48