The "Geometry. 7-11th Grade. Preparation" app by Vasiliy.Brit is an educational app for Android users. It contains essential terms and formulas for 7th to 11th-grade geometry. The app is perfect for students who want to improve their knowledge of geometry or review previously covered topics. The materials presented in this app are frequently found in both simple school exams and state exams like the Unified State Exam (USE) and the National Final Examination (NFE).

The app is free to download and use, and it will be updated with additional formulas in the future. Users can report any errors or inaccuracies within the app and provide feedback for future updates. Overall, this app is a useful resource for students studying geometry in grades 7-11.