Trigonometry

3. He is the founder of Trigonometry.
5. The two types of Trigonometry are Plane Trigonometry and ________ Trigonometry.
7. of Perspective It determines how to label the sides.
11. What is missing? SOH _____ TOA.
12. System In this system, the basic unit is the degree, one full counterclockwise rotation is equal to 360 degrees.
14. It is a branch of Mathematics that deals with the properties and application of ratios associated with angles.
16. It is a kind of a triangle which has two equal sides.
19. It is a plane closed figure formed by three line segments.

1. In order to get the Tangent, you must divide __________ to adjacent.
2. Coordinate It is a system in which an ordered pair of numbers is associated with a point in a plane.
3. It is the longest side in a triangle.
4. The reciprocal of Tangent is ___________ .
6. He wrote the Almagest.
8. “Adj.” means segment adjacent from the Angle of Perspective
9. In this system, the number of rotations or the fractional part of a rotation is counted from the initial side of an angle to its terminal side.
10. These are lines that are formed when two straight lines intersect and form four equal angles.
13. axis It is the vertical line in a coordinate plane.
15. It locates a position on a plane.
17. The reciprocal of Sine is ________ .
18. Segment It has a definite length and is a part of a line.