Area and Surface Area of 2-D and 3-D shapes

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Across
  1. 2. The area formula for a rectangle is length times ____
  2. 5. Surface area is measured in ____ units
  3. 7. A shape who's formula is 4pi times radius squared
  4. 8. A 3-D figure with a polygon base and triangular sides that meet at a point
  5. 9. A shape with three angles and three vertices
  6. 10. The measurement from the center of a circle to the perimeter
  7. 14. A measurement 100 times smaller than a meter
Down
  1. 1. Figures made up of triangles, squares, rectangles, and other 2-D figures
  2. 3. Equivalent to 3 ft
  3. 4. A shape that only has two dimensions (such as width and height) and no thickness
  4. 6. An object that has height, width, and depth (thickness)
  5. 8. The total length around the outside of a shape
  6. 9. The area for a triangle is base x height divided by ...
  7. 11. The measurement from one edge of a circle to the other, passing through the circle's center point
  8. 12. A shape with four equal sides and four equal angles
  9. 13. A two-dimensional object that when folded, forms the surfaces of a 3-D object