is an exterior angle of a quadrilateral always sometime or never 90 degrees
Always. In fact, one method of proving a quadrilateral a rhombus is by first proving it a parallelogram, and then proving two consecutive sides congruent, diagonals bisecting verticies, etc.
an equation ---------- has a soultion? a)always B)sometimes C)never
A rectangle is always a 4 sided polygon known as a quadrilateral.
-- A parallelogram is always a quadrilateral. -- A quadrilateral is sometimes a parallelogram.
A kite is always a 4 sided quadrilateral.
A trapezoid is always a 4 sided quadrilateral
A kite is always a quadrilateral because it has 4 sides
which type of quadrilateral is never a regular polygon