Cool Trig.|教育線上App不用買

Fed up of failing tests?With Cool Trig, No more boring maths from books.Trigonometry is a very important argument treated in both primary and secondary school (high school).Cool trig application is absolutely the funnest way to learn your maths in a fully interactive and pleasant way. It is entertaining and has clear explanations and much more features aiming to make your maths studies amazingly fun, so that even the worst maths student will find it easy to understand, and have the opportunity to get top scores.It can be used as a secondary exercise tool to practice for a test, or as a primary learning tool. The explanations are so clear that they can replace completely the teacher’s explanations and any other support books. It is a great way to practice, learn, and recover easily from any absences from school.All Trigonometry is covered. Here is a list of the treated arguments:1. general use of the 3 rule (sin, cos, tan)2. Sin rule3. Cosine rule4. 3D Trigonometry (Trigonometry+Pythagoras)5. sin, cos, tan graphsExtras:1. possible math websites for exercising2. Optimized for “the new iPad” retina display

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