# 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:

• Simplify and manipulate equations by easily accounting for trig identities

• Easily perform calculations in either radians or degrees using PTC Mathcad's Engineering Unit Converter

• Solving Systems of Equations that incorporate trig functions

• Visualize trig functions and derived solutions using X-Y Plots and Polar Plots

• Reciprocal Identities

• Pythagorean Identities

• Quotient Identities

• Co-Function Identities

• Many more!

### Trig Equations Solver Tip & Trick of the Week:

Did You Know: 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: