# Other Commonly Used Functions

+ Geometric functions:
  + **`PI()`**, **`DEGREES()`**, **`RADIANS()`**  
+ Trigonometric functions:
  + **`SIN()`**, **`COS()`**, **`TAN()`**, **`COT()`**, **`ASIN()`**, **`ACOS()`**, **`ATAN()`**, **`ATAN2()`**  
+ Other features:
  + **`EXP()`**, **`LN()`**, **`LOG()`**, **`LOG2()`**, **`LOG10()`**, **`POWER()`**, **`SQRT()`**, **`MOD()`**, **`RAND()`**  

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- Geometric function
  - **`PI()`**  return the value of pi
  - **`DEGREES()`**  return the parameters converted from radians to degrees
  - **`RADIANS()`**  return the parameters converted from degrees to radians

- Trigonometric function
  - **`SIN()`**  return the sine of the argument
  - **`COS()`**  return the cosine value of the parameter
  - **`TAN()`**  return the tangent value of the parameter
  - **`COT()`**  return the cotangent value of the parameter
  - **`ASIN()`**  return the arcsine value of the argument
  - **`ACOS()`**  return the inverse cosine of the argument
  - **`ATAN()`**  return the inverse tangent of the parameter

- Other features
  - **`EXP()`**  return the value of e (base of natural logarithm) after the specified power
  - **`LN()`**  return the natural logarithm of the parameter
  - **`LOG()`**  return the natural logarithm of the first argument
  - **`LOG2()`**  return the base-2 logarithm of the argument
  - **`LOG10()`**  return the base-10 logarithm of the argument
  - **`POWER()`**  return the result value of the specified power of the parameter
  - **`SQRT()`**  return quadratic root of a non-negative number
  - **`MOD()`**  return the remainder
  - **`RAND()`**  return a random floating point value