TWO-DIMENSIONAL - A plane, flat shape that has length and width, VERTICES - The point where the sides of a shape or angles meet, THREE-DIMENSIONAL - a solid shape that has a length, width, and height, FACE - a flat surface on a solid shape, SIDES - One of the line segments that makes up a flat shape, EDGE - the place where two flat surfaces of a solid shape meet, ANGLE - the shape formed when two sides meet at the vertex, Defining Attributes  - What you see that ALWAYS stays the same, Non-Defining Attributes - What you see that can change, trapezoid - only 1 pair of parallel sides, 4-sided polygon, rectangle - 2 pairs of parallel sides, 4-sided polygon, 4 right angles, square - 2 pairs of parallel sides, 4-sided polygon, 4 equal sides, 4 right angles, rhombus - 2 pairs of parallel sides, 4-sided polygon, 4 equal sides, pentagon - five sided polygon , hexagon - six sided polygon,

2nd Grade Geometry

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النمط البصري

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