### Trigonometry Vocabulary

 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29

Across
4.A straight line that goes from a point on the circle through the center of it and then ends at another point.
8.What is a line from the center of a circle to a point on the circle?
9.Triangles of exactly the same shape but not neccesarily the same size.
11.A squared + B squared = C squared
12.cos/sin=
13.What is the angle of a triangle called when its going up?
17.An angle that is less than 90 degrees.
21.Cofunction of csc.
22.An angle that is more than 90 degrees.
23.What kind of triangle does pythagorean theorem work on?
26.The ratio of opposite to hypotenuse.
27.What does this mean ≈
28.What is the amplitude if you were graphing tan, cot, sec, and csc?
29.What does theta have to be in in the Area of a Sector formula?
Down
1.Two angles whose sum adds up to 90 degrees.
2.What is the most common unit of measure in angles?
3.In what quadrant would this point be in (-2,-1).
4.What formula is used to find the distance between two points?
5.The ratio of opposite to adjacent.
6.Angles that have the same initial side and the same terminal side are called:
7.What is the sum of the measure of the angles of any triangle?
10.What is the angle of a triangle called when its going down?
14.Two angles whose sum adds up to 180 degrees.
15.sin/cos=
16.An angle that is equal to 90 degrees.
18.What are cos and sec & tan and cot?
19.What are equations that are true for all values of the variable for which all expressions are defined?
20.What instrument is used to measure angles?
24.What does this mean ∞
25.The ratio of adjacent to hypotenuse.

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