Question

50 POINTS TO WHO ANSWERS ALL OF THESE!!!

1. The equation of a circle is x2+y2+10x−4y−20=0 .
What is the radius of the circle?
2. The general form of the equation of a circle is x2+y2+2x−6y+1=0.
What are the coordinates of the center of the circle?
3.The standard form of the equation of a circle is (x−3)2+(y−1)2=16.
What is the general form of the equation?
4. The center of a circle is located at (5, −5) . The radius of the circle is 3.
What is the equation of the circle in general form?
5. What is the equation of this circle in general form?

Answer 1

The radius is 7.

Centre; (-1, 3)

Center; (-1, 3) -- Radius length = 4

Cant Help with 4 & 5

Answer 2

#1. The radius is 7.
#2. Centre; (-1, 3)
#3. Center; (-1, 3) -- Radius length = 4
#4. x²+y²-10x+10y+41=0
#5. x²+y²-10x+10y+41=0

There man, Hopefully this helps!