Perpendicular bisectors
What is a perpendicular bisector of a side of a triangle?
A line that is perpendicular to a side and passes through its midpoint
A line that bisects an angle
A line that divides the triangle into two equal areas
A line that connects a vertex to the midpoint of the opposite side
What is the point of intersection of the perpendicular bisectors of a triangle called?
Circumcenter
Orthocenter
Centroid
Incenter
What is special about the circumcenter of a triangle?
It is equidistant from all three vertices
It divides the triangle into three equal parts
It is always inside the triangle
It lies on one of the sides
The circumcenter is the center of which circle?
Circumcircle
Excircle
Unit circle
Incircle
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資訊: Perpendicular bisectors