A geometry problem by Akshat Sharda

Geometry Level 4

\[\sin \dfrac{\pi}{7}\sin \dfrac{3\pi}{7}\sin \dfrac{5\pi}{7}\] If the value of the expression above is in the form \(\dfrac{\sqrt{a}}{b}\), where \(a\) and \(b\) are positive integers and \(a\) is square free, find \(a+b\).

×

Problem Loading...

Note Loading...

Set Loading...