__ | 1. | acute angle | | A. | closed figure with straight sides |
__ | 2. | kite | | B. | 4 sided polygon |
__ | 3. | obtuse angle | | C. | 4 equal sides |
__ | 4. | parallelogram | | D. | 4 right angles, 2 pairs of equal opposite sides |
__ | 5. | polygon | | E. | 2 pairs of adjacent |
__ | 6. | quadrilateral | | F. | bigger than a right angle |
__ | 7. | rectangle | | G. | 1 pair only of parallel sides |
__ | 8. | rhombus | | H. | 4 right angles, 4 equal sides |
__ | 9. | square | | I. | 2 pairs of parallel sides |
__ | 10. | trapezoid | | J. | smaller than a right angle |