Trigonometry
Right Triangle Adjacent Side
Adjacent side from hypotenuse and angle.
Formula
Formula
adj = h · cos θ
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| h | hypotenuse | real number (ℝ) | — | input |
| θ | angle (deg) | computed result | — | result |
Try it yourself
Interactive calculator
Worked examples
Example 1
Givenhypotenuse h = 10, angle θ (deg) = 30
Result8.660254038
Example 2
Givenhypotenuse h = 5, angle θ (deg) = 45
Result3.535533906