quadrilaterals
has four right angles and all sides are equal.
square
what has four right angles?
square, rectangle
what has 1 pair of parallel sides
trapezoid
has 2 pairs of parallel sides and four right angles.
rectangle
what has 1 right angle?
right angle triangle, trapezoid
what has 2 pairs of parallel sides
rhumbas, square, rectangle
what has four sides and has 2 acute angles and 2 obtuse angles
rhumbas
what has three right angles?
there are none
what has 2 pairs of parallel sides?
square, rectangle, rhumbas