- In geometry, an
antiparallelogram is a type of self-crossing quadrilateral. Like a parallelogram, an
antiparallelogram has two
opposite pairs of equal-length...
- four
edges the
antiparallelogram, a
crossed quadrilateral with
alternate edges of
equal length the
crossed rectangle, an
antiparallelogram whose edges are...
- (therefore only two
sides are parallel). It is a
special case of an
antiparallelogram, and its
angles are not
right angles and not all equal,
though opposite...
- (used in
Ackermann steering)
Parallelogram (Parallel Motion) and
Antiparallelogram (Contraparallelogram,
Inverse Parallelogram, Butterfly, Bow-tie) linkages...
- are parallel, and the
antiparallelograms,
crossed quadrilaterals in
which opposite sides have
equal length.
Every antiparallelogram has an
isosceles trapezoid...
-
which one pair of
nonadjacent sides is
parallel (like a trapezoid).
Antiparallelogram: a
crossed quadrilateral in
which each pair of
nonadjacent sides have...
-
isosceles trapezoid is the
convex hull of an
antiparallelogram, a type of
crossed quadrilateral.
Every antiparallelogram is
formed with such a
trapezoid by replacing...
-
Sylvester in the
journal Nature. Like Hart's inversor, it is
based on an
antiparallelogram but the
rather than
placing the fixed,
input and
output points on...
-
quadrilaterals include another class of
symmetric quadrilaterals, the
antiparallelograms. The
right kites have two
opposite right angles. The
right kites are...
-
quadrilaterals are most common, including:
crossed parallelogram or
antiparallelogram, a
crossed quadrilateral with
alternate edges of
equal length. crossed...
