Geometry

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Across
  1. 2. Triangle / A triangle with a right angle.
  2. 5. / The amount of space that a substance or object occupies, or that is enclosed within a container, especially when great.
  3. 7. / Combining in such a way as to enhance or emphasize the qualities of each other or another.
  4. 8. / the space (usually measured in degrees) between two intersecting lines or surfaces at or close to the point where they meet.
  5. 9. / Identical in form; coinciding exactly when superimposed.
  6. 10. / The extent or measurement of a surface or piece of land.
Down
  1. 1. / The continuous line forming the boundary of a closed geometric figure.
  2. 3. / A plane figure with three straight sides and three angles.
  3. 4. / Either of two angles whose sum is 180^c2^b0
  4. 6. Area / In general, the surface area is the sum of all the areas of all the shapes that cover the surface of the object.