Topic 15: Classifying Plane Figures
| __ | 1. | generalization | | A. | A closed plane figure made up of line segments. | | __ | 2. | polygon | | B. | A polygon that has sides of equal length/angles of equal. | | __ | 3. | regular polygon | | C. | A general statement. |
| __ | 4. | A polygon with 3 sides. | | A. | PENTAGON | | __ | 5. | A polygon with 4 sides. | | B. | QUADRILATERAL | | __ | 6. | A polygon with 5 sides. | | C. | TRIANGLE | | __ | 7. | A polygon with 6 sides. | | D. | HEXAGON | | __ | 8. | A polygon with 8 sides. | | E. | OCTAGON |
| __ | 9. | EQUILATERAL TRIANGLE | | A. | A triangle whose sides all have the same length. | | __ | 10. | ISOSCELES TRIANGLE | | B. | A triangle with two sides of the same length. | | __ | 11. | SCALENE TRIANGLE | | C. | A triangle in which no sides have the same length. |
| __ | 12. | 90 degree angle | | A. | OBTUSE TRIANGLE | | __ | 13. | greater than 90 degree angle | | B. | RIGHT TRIANGLE | | __ | 14. | less than 90 degree angle | | C. | ACUTE TRIANGLE |
| __ | 15. | parallelogram | | A. | A parallelogram with four right angles. | | __ | 16. | rectangle | | B. | A quadrilateral that has exactly one pair of parallel sides. | | __ | 17. | rhombus | | C. | A quadrilateral with both pairs of opposite sides parallel. | | __ | 18. | square | | D. | A parallelogram with all sides the same length. | | __ | 19. | trapezoid | | E. | A rectangle with all sides the same length. |
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