Chapter 5

Question 1

altitude of a triangle

Answer 1

A perpendicular
segment from a vertex
to the line containing
the opposite side.

Question 2

centroid of a

triangle

Answer 2

The point of
concurrency of the
three medians of a
triangle. Also known as
the center of gravity

Question 3

circumcenter of

a triangle

Answer 3

The point of
concurrency of the
three perpendicular
bisectors of a triangle.

Question 4

equidistant

Answer 4

The same distance
from two or more
objects.

Question 5

incenter of a

triangle

Answer 5

The point of
concurrency of the
three angle bisectors
of a triangle.

Question 6

median of a

triangle

Answer 6

A segment whose
endpoints are a vertex
of the triangle and the
midpoint of the
opposite side.

Question 7

midsegment of

a triangle

Answer 7

A segment that joins
the midpoints of two
sides of the triangle.

Question 8

orthocenter of

a triangle

Answer 8

The point of
concurrency of the
three altitudes of a
triangle.