Pre calicious

Denoting the sum of the terms of an arithmetic sequence, has a common difference

Way to write the sum of a series of functions. E geek letter sigma

Standard position whose terminal side is in the -x or +/- y axis

Positive acute

Is at the origin with a radius of one unit

Succession of numbers in a specific order

If vertex is in the origin and initial side of an positive x axis

Sum of the sequence terms

Counterclockwise rotation

Principle for proving theorem

Terms between any two given terms of a geometric sequence

Study of the relationship between sides and angles of a triangle

Clockwise rotation

Union of 2 non-colinear rays with a common end point

Has common ratio