# Trigonometric functions

- [SIN](/shedmate-help/setting-up-shedmate/costing-database-and-pricing-calculations/variables/trigonometric-functions/sin.md)
- [COS](/shedmate-help/setting-up-shedmate/costing-database-and-pricing-calculations/variables/trigonometric-functions/cos.md)
- [TAN](/shedmate-help/setting-up-shedmate/costing-database-and-pricing-calculations/variables/trigonometric-functions/tan.md)