Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Find the Sine of an Angle in a Right Triangle?

9th - 10th Standards
A trigonometric ratio is a ratio between two sides of a right triangle and includes the sine ratio. Discover how to find the sine of a particular angle in a right triangle by watching this video. [2:48]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Find the Cosine of an Angle in a Right Triangle?

9th - 10th Standards
A trigonometric ratio is a ratio between two sides of a right triangle. The cosine ratio is one of these ratios. Take a look at this tutorial to see how to find the cosine of a particular angle in a right triangle. [3:22]