Geometry Crossword

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Across
  1. 3. Two angles that have a sum equal to 180°
  2. 5. an angle that measures 90°
  3. 8. The flat surfaces on a three-dimensional object.
  4. 11. an angle that measures greater than 90°,but less than 180°
  5. 13. A triangle with at least one obtuse angle
  6. 14. The volume of substance that a container will hold.
  7. 15. A three-dimensional shape with only one vertex and a circular base.
Down
  1. 1. A triangle with three unequal sides.
  2. 2. A unit of measure describing how much space a substance occupies or the capacity of a container, provided in cubic units
  3. 4. A quadrilateral with two sets of opposite sides that are parallel
  4. 6. two angles whose measure have a sum of 90°
  5. 7. A triangle with one right angle.
  6. 9. an angle that measures less than 90° O
  7. 10. represented by a dot and is used to tell the exact location in space.
  8. 12. two-dimensional space taken up by an object or shape, given in square units.