Last Updated
：2025/11/19
angle
IPA(Pronunciation)
Noun
slang
Japanese Meaning
平面角 — 2本の半直線（または線分）が共通の始点から伸びて形成される角。 / 立体角 — 3つの面が交わることで形成される角（立体における角の概念）。
Sense（1）
Sense（2）
(geometry)
The
measure
of
such
a
figure.
In
the
case
of
a
plane
angle,
this
is
the
ratio
(or
proportional
to
the
ratio)
of
the
arc
length
to
the
radius
of
a
section
of
a
circle
cut
by
the
two
rays,
centered
at
their
common
point.
In
the
case
of
a
solid
angle,
this
is
the
ratio
of
the
surface
area
to
the
square
of
the
radius
of
the
section
of
a
sphere.
Sense（4）
Sense（5）
Sense（7）
Sense（8）
Sense（9）
Sense（11）
（ plural ）
Quizzes for review
(geometry) A figure formed by two rays which start from a common point (a plane angle) or by three planes that intersect (a solid angle).
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See correct answer
angle
She measured the angle formed by the intersecting rays to solve the geometry problem.
See correct answer
She measured the angle formed by the intersecting rays to solve the geometry problem.
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