March+Math+W.O.D

1. Angle- the space within two lines or three or more planes diverging from a common point, or within two planes diverging from a common line. 2. Bisect- to cut or divide into two equal or nearly equal parts. 3. Circumference- the outer boundary, esp. of a circular area 4. Perimeter- the border or outer boundary of a two-dimensional figure. 5. Collinear- lying in the same straight line. 6. Complement of an angle- 90 degrees 7. Supplement of an angle- 180 degrees 8. Congruent- coinciding at all points when superimposed 9. Coplanar- being or operating in the same plane. 10. Consecutive angles- the pairs of angles on one side of the transversal but inside the two lines. 11. Consecutive interior angles- the pairs of angles on one side of the transversal but inside the two lines 12. Decagon- a polygon having ten angles and ten sides. 13. Equilateral Triangle- A triangle having three equal sides. .