Will you solve for \( \theta\)?
Geometry
Level
3
If \( \left( 1+ \sin \theta \right) \left( 1+ \cos \theta \right) = \dfrac{5}{4}\), then what is the value of \( \left( 1- \sin \theta \right) \left( 1- \cos \theta \right)\) ?
by
Tapas Mazumdar