It is the incentre.
Perpendicular lines that that intersect at 90 degrees are right angles.
The term that captures the relationship of point A and B is "between".
Point
point
It is the orthocentre.
incenter
Circumcenter
It is the incentre.
It is the circumcentre, the unique point from which you can draw a circle (the circumscribed circle) which passes through all three vertices.
Perpendicular lines that that intersect at 90 degrees are right angles.
It is the circumcentre, the unique point from which you can draw a circle (the circumscribed circle) which passes through all three vertices.
Point is not an undefined term. It can be defined as a mathematically precise location, or as the place where two lines intersect.
The term that captures the relationship of point A and B is "between".
A point.
The term that describes the point on the earth's surface above the area where an earthquake originates is the "epicenter."
The term that describes the rate at which charge passes a point in a circuit is "current," which is typically measured in amperes (A).