Across
- 2. a solid figure bounded by plane polygons or faces
- 3. the quality of being alike
- 6. an angle between 90 and 180 degrees
- 8. ratio of the length of the side opposite the given angle to the length of the hypotenuse of a right-angled triangle
- 10. a four-sided polygon
- 12. extending or lying across
- 16. a polygon with four equal sides and four right angles
- 18. a quantity obtained by the addition of a group of numbers
- 20. a triangle with one right angle
- 21. either of two equal and opposite angles formed by the intersection of two straight lines
- 22. relation with respect to comparative quantity or magnitude
- 24. triangle that contains an obtuse interior angle
- 27. a quadrilateral whose opposite sides are parallel and equal
- 28. a straight line from the center to the perimeter of a circle
- 29. a parallelogram with four right angles
- 30. the 90 degree angle between two perpendicular lines
- 31. a closed plane figure bounded by straight sides
- 32. a straight line that intersects a curve at two or more points
Down
- 1. a line enclosing a plane area
- 2. a polyhedron having a polygonal base and triangular sides
- 4. a polygon with all sides and all angles equal
- 5. a particular aspect of life or activity
- 7. a three-sided polygon
- 8. one of several parts that fit with others to make a whole
- 9. a triangle with no two sides of equal length
- 11. a polyhedron with two congruent and parallel faces
- 12. a quadrilateral with one pair of parallel sides
- 13. the extent of a 2-dimensional surface enclosed within a boundary
- 14. having four right angles
- 15. a line that touches a curve at only one point
- 17. being everywhere equidistant and not intersecting
- 18. be at an angle
- 19. a group of nearly parallel lines of electromagnetic radiation
- 23. relation with respect to comparative quantity or magnitude
- 25. the act of changing in form or shape or appearance
- 26. a round three-dimensional closed surface
- 30. a parallelogram with four equal sides