## TM1 Function, ACOS

### ACOS returns the angle, in radians, whose cosine is x.

**Where can the ACOS****function be used?**Rules and TurboIntegrator

**What is the ACOS****function?**ACOS returns the angle, in radians, whose cosine is x.

**What is the syntax for ACOS?**ACOS(x)

X = The cosine of the angle you want to find.

**ACOS****A demonstration on how to use**Use ACOS function in the Product Scorecard cube rule to calculate angle of a given cosine value.