- a side of a
triangle subtends the
opposite angle. More generally, an
angle subtended by an arc of a
curve is the
angle subtended by the corresponding...
- The
solid angle subtended at the
center of a cube by one of its
faces is one-sixth of that, or 2π/3 sr. The
solid angle subtended at the
corner of a...
- shape. The
solid angle subtended is the same as that of a cone with the same
projected area. A
solid angle of one
steradian subtends a cone
aperture of approximately...
-
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...
- in a
plane that
subtends an arc
whose length equals the
radius of the circle. More generally, the
magnitude in
radians of a
subtended angle is
equal to...
- {\displaystyle {\frac {a+b}{a}}={\frac {a}{b}}} The
golden angle is then the
angle subtended by the
smaller arc of
length b. It
measures approximately 137.5077640500378546463487...
- in
position of a star as seen from the
Earth and Sun, i.e. the
angle subtended at a star by the mean
radius of the Earth's
orbit around the Sun. The...
-
element is
reduced by the
cosine of the
emission angle, the
solid angle,
subtended by
surface visible to the viewer, is
reduced by the very same amount....
-
approximate angle subtended by a U.S. dime coin (18 mm) at a
distance of 4
kilometres (about 2.5 mi). An
arcsecond is also the
angle subtended by an object...
-
seconds of arc,
corresponding to the
foveal cone
diameter or the
angle subtended at the
nodal point of the eye. To get
reception from each cone, as it...
