Geometry

2. Line that intersects 2 or more coplanar lines at different points.
5. lines that are noncoplanar, not parallel, and do not intersect.
6. the C in A^2+B^2=C^2
7. Part of a circle.
8. The distance around a geometric figure.
11. An equation stating 2 ratios are equal.
13. A solid three-dimensional figure, whose surface is made up of polygons.
16. A region bounded by the arc of a circle and the 2 radii to the arcs endpoints.
17. Where the lines that contain the altitudes of a triangle are concurrent.
19. Segment whose endpoints are a vertex and the midpoint of the opposite side.
20. Has at least 2 equal sides.

1. A quadrilateral with both pairs of opposite side parallel.
3. Makes a 90 degree angle
4. Statement we accept as true and do not try to prove.
9. A set of all points in a space equidistant from a given point called the center.
10. has a sum of 180 degrees
12. Figures that have the exact same shape, size, and length.
14. The quotient of 2 quantities.
15. 90 degrees
18. 4 congruent sides.