Math Vocab

2. length,the distance along an arc measured in linear units
3. proof,a style in proof in which the statements and reasons are presented in paragraph form
4. reciprocal, the opposite of the reciprocal of a number
6. of a triangle, the perpendicular segment from a vertex to the line containing the opposite side
8. circle, a circle that contains all vertices of a polygon
10. of concurrency, a point where three or more lines intersect
12. of a triangle, the point of concurrency of the three perpendicular bisectors of a triangle
14. of a circle, a region inside a circle bounded by two radii of the circle and their intercepted arc
15. of a triangle, a segment whose endpoints are a vertex of the triangle and the midpoint of the opposite side

1. of a triangle, the point of concurrency of the three altitudes of a triangle
5. proof,a style of proof that uses boxes and arrows to show the structure of the proof
7. line, the line containing the circumcenter,centroid,and orthocenter of a triangle
9. of a triangle, the point of concurrency of the three medians of a triangle
11. of a triangle, the point of concurrency of the three angle bisectors of a triangle
13. lines, three or more lines that intersect at one point