balot
is a quadrilateral with two pairs of opposite sides that parallel and congruent.
parallelogram
is a quadrilateral with pair of congruent and adjacent sides.
kite
is a quadrilateral with exactly one pair of parallel sides.
trapezoid
is a line segment joining two opposite vertices.
diagonal
is a polygon with 4 sides.
quadrilateral
Trapezoid
Parallelogram
Kite
Rectangle
Square
QUADRILATERALS
Acute Angle
— Less than 90°
Right Angle
— Exactly 90°
Obtuse Angle
— More than 90° but less than 180°
Straight Angle
— Exactly 180°