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Inverse Sine

Inverse Sine

Author: Graham Pardun

This lesson will introduce the inverse sine ratio, and demonstrate how to apply it to solve for an unknown angle of a right triangle.

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The Inverse Sine Function (AKA Arcsine)

Arcsine is the inverse of sine -- so I'll review what "sine" means in the first place, and what an inverse function is in general. Then we'll go through the process of using the arcsine function to determine unknown angles, and all will become clear!