Concentric Circles?
Circle within a circle is a ..
You can find the angle of a triangle within a circle segment using the circle theorems.
We call it a circle.
A circle with three dimensions is sphere.
There are infinite diameters within a circle.
Inscribed
A quarter of a circle or a quadrant!
Eccentric circles.
If they share the same centre - they're 'concentric'
A target
A. If the line segment touches two points on the circle it is called as: 1. secant; if the line extends outside the circle. 2. chord; if the line is present only within the circle. B. If the line segment touches one point on the circle AND the center of the circle AND is present only within the circle it is called as: radius.
Within the circle
a circle within a circle within a circle decrealsing in size every time
We call it a "semi-circle"
You can find the angle of a triangle within a circle segment using the circle theorems.
A semi-circle
The points in a circle are just points in a circle. Also, a plane cannot be within a circle because planes go on forever in all directions, so a circle can be within a plane.
We call it a circle.