Match the following.
in a triangle, the perpendicular line from a vertex to the
opposite side
altitude of a triangle
for any positive real numbers a, b, and x, if
then xis
projection of a segment on a line
4. called the geometric mean between a and b. notice that
x2 = a b or x = vab
the point where a perpendicular through the point to the line
intersects the line
the portion of a line with endpoints that are the projections of
the endpoints of the segment
geometric mean
projection of a point on a line