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POLYGONS And TWO DIMENSIONAL SHAPES. PARALLELOGRAM. A quadrilateral whose opposite sides are parallel AND equal in length. Opposite angles are also equal. TRAPEZOID. A quadrilateral with one set of parallel sides. SQUARE.
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POLYGONS And TWO DIMENSIONAL SHAPES
PARALLELOGRAM A quadrilateral whose opposite sides are parallel AND equal in length. Opposite angles are also equal.
TRAPEZOID A quadrilateral with one set of parallel sides.
SQUARE A quadrilateral with four equal sides and four right angles. Opposite sides are parallel.
RECTANGLE A quadrilateral with four right angles and two pair of opposite equal parallel sides.
TRIANGLE A polygon with three angles and three sides.
PENTAGON A polygon with five sides.
HEXAGON A polygon with six sides. It has three pairs of parallel sides.
OCTAGON A polygon with eight sides. It has 4 pairs of parallel sides.
RHOMBUS A parallelogram with four equal sides and opposite equal angles.
PREFIX HEXA-PENTA-HEPTA- OCTA-NONA-DECA- QUAD-TRI- 5 7 6 8 9 10 4 3 An affix placed at the beginning of a word that changes its’ meaning.