The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
Free version of TriGoTri for the solution of triangles.Scroll with one finger the various cases on the blackboard to choose the one that you have to solve.The free version is fully functional for right-angled triangles; to solve general triangles you need to download the full version.