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Right Triangle Trig Calculator

Result

Calculated result -1.9799849932 Based on the values entered.
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Right Triangle Trig Calculator — free online calculator.

Formula

opposite = hypotenuse × sin(θ), adjacent = hypotenuse × cos(θ)
  • Right Triangle Trig Calculator calculates its result from Hypotenuse, Angle θ. It uses the formula opposite = hypotenuse × sin(θ), adjacent = hypotenuse × cos(θ). Change any input to recalculate the result instantly.
  • The main inputs are Hypotenuse, Angle θ. Enter them in the units and format shown in the calculator.
  • Keep comparable quantities in compatible units whenever the formula combines or compares them.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Right Triangle Trig

Inputs
  • Hypotenuse: 2
  • Angle θ: 3

Using Hypotenuse = 2, Angle θ = 3, the calculated result is -1.9799849932.

Sample result: Calculating…

Frequently asked questions

What does the Right Triangle Trig calculate?

Right Triangle Trig Calculator — free online calculator.

Which values should I enter?

Enter Hypotenuse, Angle θ using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: opposite = hypotenuse × sin(θ), adjacent = hypotenuse × cos(θ).

Why might my result differ from another source?

Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026