Trigonometry simulator Is free No advertising and payments Three difficulty levels

Application - simulator of reducing trigonometric functions sine, cosine, tangent, cotangent. Designed for training sections of trigonometry "Formula for casting" and "Bringing to an acute angle."

100% free, full functionality without ads and embedded payments.

You have three levels of difficulty and three types of tasks:

- degrees: sin199 °, cos1999 °, tg19999 °

- radians: ctg2π / 3, sin20π / 3, cos200π / 3

- angles with variables: tg (π-x), ctg (10π-x), sin (100π-x)

Trigonometry is one of the main topics of the course Algebra 10th grade and Algebra 11th grade. Formulas for bringing to an acute angle are included in the compulsory program of preparation for the exam for the exam in maths profile and the exam in maths basic.

The tasks of the application correspond to the GEF, algebra basic and in-depth level.

You can work with the application using any textbook of algebra - Mordkovich, Alimov, Ershov, Muravin, Nikolsky, Kolmogorov, Kolyagin, Aleksandrova, Potapov, Merzlyak, Shabunin, Tkacheva, Bevz, Glizburg, Vilenkin.

The application is also suitable for training on the websites of GDZ, Reshak, Resheb, Megarecheb, Reshut EGE, Alex Larin alexlarin, Open Task Bank of EGE FIPI, Examer, etc.