Jim Chapple is now working full time on iphone/ipod touch and iPad applications.

Jim Chapple also works on Mac OS X Apps.

Please email Jim Chapple for support issues, information and quotes.

- Need to know the angles or sides of a right angled triangle but only know some of the values? Well, this App is for you. It applies the trigonometric rules (the sine, cosine and tangent functions - SOH, CAH, TOA) to determine the other sides and angles.
- Provide either an angle and a side or two sides and this App will calculate all unknown sides and angles for you.
- Need to know the angles or sides of a non-right angled triangle but only know some of the values? Well, this App is for you. It applies the Sine and Cosine rules to determine the other sides and angles.
- Provide 2 angles and a side, 2 sides and an opposite side, 2 sides and the included angle or all three sides and this App will calculate all unknown sides and angles for you.
- It will also comprehensively explain how it calculated the answers so that you can learn how to do it for yourself.