Question

The center of a circle is at the origin. An endpoint of a diameter of the circle is at (-3, -4). How long is the diameter of the circle?

Answer 1

10 units

Answer 2

the radius is 5
distance from origin to pt on circle

Answer 3

3-4-5 is a common triangle where 5 is the hypotenuse;

this satisfies the radius as 5; and doulbe it for diameter: 10

Answer 4

Thanks! (;

Answer 5

diametr is twice the radius