Geometry

4. proving 2 shapes congruent
6. longest side of a triangle
9. measure of a part of a circle
13. a straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end
15. 90 degrees
17. opposite/hypotenuse
18. 180 degree angle
19. the intersection point of two sides of a plane figure
20. a triangle that has two sides of equal length

1. rise over run
2. length around a circle
3. adjacent/hypotenuse
5. A^2+B^2=C^2
7. any of a set of straight lines passing through one point
8. the ratio of the number of outcomes in an exhaustive set of equally likely outcomes that produce a given event to the total number of possible outcomes.
10. the line segment between two points on a given curve
11. property used to prove a shared line congruent
12. a straight line extending from the center of a circle or sphere to the circumference or surface
14. part of a line
16. opposite/adjacent