Geometry

2. Lines are ________ if and only if they have equal slopes.
6. The _______ of a number between 0 and 1 is the acute angle whose cosine is that number.
7. A rigid transformation that takes a point to another point.
9. The ______ of a number between 0 and 1 is the acute angle whose sine is that number.
10. The 3 bisectors of a triangle meet at a single point, called the triangle's ______.
11. A two-dimensional figure, which is round in shape where all the points on the surface of the circle are equidistant from the center point is called “P”.
12. If two line segments have the same length, then they are ___________
13. A figure is similar if corresponding ____ are congruent.
14. Lines are ___________ if and only if their slopes are opposite recipricals.

1. A rigid transformation that takes a point to another point that is the same distance from the given line, on the other side of the given line
3. A trigonometric function that is equal to the ratio of the side opposite a given angle (in a right triangle) to the hypotenuse.
4. The ratio of the length of the opposite side to the length of the adjacent side.
5. A rigid transformation that takes a point to another point on the circle through the original point with the given center.
8. The ____ of a substance is the mass of the substance per unit
12. A trigonometric function that is equal to the ratio of the side adjacent to an acute angle