The exact value of sin(𝜋/5) is (sqrt(10-2sqrt(5))/4. 😎
We can find it using a regular pentagon, some similar triangles and the Pythagorean theorem...
Written Article:
www.cantorspar...
Interesting article about Gauss-Wantzel Theorem:
alephoneplex.c...
Негізгі бет Calculating sin(π/5) Using a Regular Pentagon
Пікірлер: 188