Geometry Crossword

2. How much matter in an object; The "M" in the density formula
4. A straight line that cuts a circle at two or more points; splits a curve into two or more parts.
6. Longest side of a right triangle; can be found with the Pythagorean Theorem.
7. (x-h)^2+(y-k)^2+r^2; h and k are the x and y coordinates of a circle.
9. A line that splits an angle into two equal parts; the line that cuts the angle in half.
10. How much matter in a volume; How concentrated the thing is.
16. The faces of a solid geometric shape; not the bases.
17. (x-h)^2+(y-k)^2+r^2; h and k are the x and y coordinates of a circle.
18. Has a magnitude and direction; an arrowhead points the direction.
19. Truth based off of accepted truths; a rule expressed by symbols and formulae.
21. A solid with two congruent ends and flat sides; a polyhedron

1. The longest chord in a circle; twice the radius
3. A set of three positive integers that fit into the Pythagorean Theorem; if a,b, and c fit as a Pythagorean triple, than na,nb, and nc are also pythagorean triples.
5. In a triangle, the angle equivalent to adjacent/hypotenuse sides. A trigonometric function.
8. Highest point in the geometric figure; vertex opposite of the base.
11. Trigonometric function; The angle solved with opposite side/hypotenuse
12. Line from vertex to opposite side, forming a perpendicular angle; triangles have three of these.
13. In a net, the height of a side; in a solid, the hight of a lateral face.
14. In a triangle, the opposite / adjacent sides from an unknown angle; In a circle, a line that touches the edge of the circle at only one point.
15. The study of shapes in mathematical ideas.
20. Half of a diameter; the line from the center of a circle to the edge,