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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.

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

Learn About the Sine Function on a Right Triangle

Draw a right triangle by:

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

Dimensions of the Right Triangle

Degrees

Radians