I'm pretty sure it would be d. you have to add the xs and ys and divide each by 2.
Answer: center is (-4,2) radius is 4
Step-by-step explanation:
Equation of circle
is (X-A)^2+(X-B)^2=r^2
The center Of The circle is (A, B)
The radius Of The circle is r
Comparing the given equation and the equation of a circle we get the center Of The circle as (-4,2) and then radius as 4
Answer:
it's not in the chioces
Step-by-step explanation:
1time =3 mins
4 times =4×3
12mins
57.10
70.9
these are only the answers for the first two problems