Popular California Cities. 1  Long Beach. 2  Los Angeles. 3  San Diego.  San 1  Francisco. San Jose.  Ventura.
The common schoolbook definition of the sine of an angle in a right triangle (which is equivalent to the definition just given) is as the ratio of the lengths of the side of the triangle opposite the angle and the hypotenuse, i.e., (1)
Sinus. in anatomy, a cavity, protrusion, or long closed channel. In vertebrates (including man), the term âsinusâ refers to a channel filled with venous blood in the dura mater. The cavity in some cranial bones is also called a sinus. [23â1297â].