Sine Function on a Right Triangle

Learn About the Sine Function on a Right Triangle

The sine function can be used on a right triangle. The sine of an angle gives the ratio of the length of the opposite side to the length of the hypotenuse.

About This Widget

This widget allows you to find the angle, opposite and hypotenuse of a right triangle. Draw a right triangle by:

• Clicking on the canvas, or
• Entering two of the angle, opposite and hypotenuse.