It is the radius. More than one are radii. All the way across is the diameter.
Chat with our AI personalities
Halfway across a circle
A diameter goes all the way across a circle through the center. A radius goes half way across, from the center to any point on the circle. So a circle's diameter is two times its radius.All the way through the centre of the circle but the radius only goes half way from the centre of the circle
It's called the diameter.
yes half of that line is called the radius (used to calculate the area of a circle)
the diameter