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
Within the circle
a circle within a circle within a circle decrealsing in size every time
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.
We call it a "semi-circle"
All of Antarctica is within the Antarctic circle.
You can find the angle of a triangle within a circle segment using the circle theorems.
A semi-circle
Semi circle