GEOMETRY TERMS

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Across
  1. 3. The figure formed by two rays, called the sides, sharing a common endpoint, called the vertex.
  2. 4. Any of the line segments from the center of a circle to its perimeter.
  3. 7. The middle point, as the point within a circle or sphere equally distant from all points of the circumference or surface.
  4. 8. A three dimensional shape with two round shapes at either end and two parallel lines connecting the round ends.
Down
  1. 1. The space occupied by a flat shape or the surface of an object.
  2. 2. A path that surrounds a two-dimensional shape.
  3. 5. A line segment (of a triangle) joining a vertex to the midpoint of the opposite side, thus bisecting that side.
  4. 6. A portion of the circumference of a circle.