- Look up
subtend in Wiktionary, the free dictionary. In geometry, an
angle is
subtended by an arc, line
segment or any
other section of a
curve when its...
-
viewed is
called the apex of the
solid angle, and the
object is said to
subtend its
solid angle at that point. In the
International System of
Units (SI)...
- any
bract that
arises on a
pedicel instead of
subtending it.
Bracts that
appear in a
whorl subtending an
inflorescence are
collectively called an involucre...
- to the
plane (i.e. radian)
angle of the cross-section of a
simple cone
subtending the
plane angle 2θ, with θ
given by: θ=arccos(r−hr)=arccos(1−hr)=arccos(1−12π)≈0...
-
relates the
measure of an
inscribed angle to that of the
central angle subtending the same arc. The
inscribed angle theorem appears as
Proposition 20 on...
- do not have 6-metre eye
lanes available, and
either a half-size
chart subtending the same
angles at 3
metres (9.8 ft), or a
reversed chart projected and...
-
areas of mathematics. It is
defined such that one
radian is the
angle subtended at the
centre of a
circle by an arc that is
equal in
length to the radius...
-
intersecting the
circle in two
distinct points A and B.
Central angles are
subtended by an arc
between those two points, and the arc
length is the central...
- object's size in millimetres[dubious – discuss] (e.g. an
object of 100 mm
subtending 1 mrad is 100
metres away). So
there is no
conversion factor required...
-
parallax and trigonometry, and is
defined as the
distance at
which 1 AU
subtends an
angle of one
arcsecond (1/3600 of a degree). The
nearest star, Proxima...
