Trig Equations Solver

Solve Trig Equations with PTC Mathcad

Have you ever had to search your memory for a trig identity that might be long lost from the days you were forced to memorize them in school? Solving trig problems and deriving equations involving trigonometric functions can be frustrating. PTC Mathcad is the only trig equations solver you need:

Download our trig equations solver worksheet and gain access to the most commonly used trig identities such as:

  • Reciprocal Identities

  • Pythagorean Identities

  • Quotient Identities

  • Co-Function Identities

  • Many more!


Trig Equations Solver Tip & Trick of the Week:


 atan2(x, y)—Returns the angle from the x-axis to a line containing the origin and the point (x, y). Results are in radians between −π and π, excluding –π.


View some of the identities found in the free trig equations solver worksheet: