Last Updated
：2025/12/03
symmedian
Noun
(geometry)
Any
of
three
lines
associated
with
every
triangle,
constructed
by
taking
a
median
of
the
triangle
(a
line
connecting
a
vertex
with
the
midpoint
of
the
opposite
side)
and
reflecting
the
line
over
the
corresponding
angle
bisector
(the
line
through
the
same
vertex
that
divides
the
angle
there
in
half).
Japanese Meaning
三角形の各頂点において、対辺の中点と頂点を結ぶ中線を、その頂点の角の二等分線で反射させた線。
Sense（1）
(geometry)
Any
of
three
lines
associated
with
every
triangle,
constructed
by
taking
a
median
of
the
triangle
(a
line
connecting
a
vertex
with
the
midpoint
of
the
opposite
side)
and
reflecting
the
line
over
the
corresponding
angle
bisector
(the
line
through
the
same
vertex
that
divides
the
angle
there
in
half).
（ plural ）
Quizzes for review
(geometry) Any of three lines associated with every triangle, constructed by taking a median of the triangle (a line connecting a vertex with the midpoint of the opposite side) and reflecting the line over the corresponding angle bisector (the line through the same vertex that divides the angle there in half).
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See correct answer
symmedian
The symmedian from vertex A to side BC meets the other two at the Lemoine point, highlighting its role in triangle geometry.
See correct answer
The symmedian from vertex A to side BC meets the other two at the Lemoine point, highlighting its role in triangle geometry.
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English - English
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