Complementary Angle Calculator
Subtract the given angle from 90° to find its complementary angle.
The Complementary Angle Calculator determines the complement of a given angle in degrees or radians. Complementary angles are two angles that add up to 90°.
Formula:
A = 90 − a
| Variable | Definition | Units |
|---|---|---|
| A | Complementary angle | Degrees (°) |
| a | Given angle | Degrees (°) |
Solved Calculations:
Example 1: Find the complement of a 45° angle.
| Step | Value | Explanation |
|---|---|---|
| Given Angle (a) | 45° | Input value |
| Complementary Angle (A) | 45° |
Example 2: Find the complement of a 30° angle.
| Step | Value | Explanation |
|---|---|---|
| Given Angle (a) | 30° | Input value |
| Complementary Angle (A) | 60° |