4.1-4.4 Quiz Honors Geometry

Altitude

The perpendicular segment from a vertex of a triangle to the line containing the opposite side, used to determine the area of the triangle

Angle Bisector

A ray that divides an angle into two equal parts, creating two congruent angles

Perpendicular Bisector

A line that divides a segment into two equal parts at a right angle, often used in constructions and proofs

Median

A segment that connects a vertex of a triangle to the midpoint of the opposite side, used to find the center of mass

Midsegment

A segment that connects the midpoints of two sides of a triangle, creating two smaller triangles that are similar to the original triangle.

Centroid

The point of intersection of the three medians of a triangle, which serves as its center of mass.