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# Trigonometry Made Easy - Step by Step Math using the TI89 Calculator

### Works With TI92 Plus TI89 TI89 Titanium Voyage 200

At the end of the PayPal checkout, you will be sent an email containing your key and software.

Description

• The most comprehensive Trig APP for TI calculators.
• Ideal for quick review in all classes involvingTrigonometry.
• STEP BY STEP - Solve any 90oand non 90oTriangle.Just enter 2 sides and an angle, 3 sides or 1 side and 2 angles to view each step until the complete triangle is solved.
• This app is intelligent enough to automatically apply the Law of Sine or the Law of Cosine and other basic Triangle Rules to solve any triangle STEP by STEP.
• It even notifies if triangle cannot be solved or solutions are ambiguous.
• Read the underlying Trig-Theorems andIdentities.
• Graph Trig functions and its Inverses.
• Evaluate Trig Functions and set up Trig-Models.
• Master the UnitCircle and its Coordinates.
• Compute Sectors and Arcs.
• Convert Degree to Radian and vice versa.
• STEP BY STEP - Given Sin Cos or Tan find their double and half-angle ratios.
• STEP BY STEP - Given Sin Cos or Tan find the remaining ratios in a 90 degree triangle.
• Right Triangle Checker: Check For Right Angle given 3 points
• Convert Degrees, Minutes, Seconds to Degrees(decimals) and vice versa.
• Convert Cartesian Coordinates to Polar Coordinates andvice versa.

Visit the Classic Site at www.ti89.com/index.htm for more details.

Documentation