What is tan(45°) in Degrees?
The tan of 45 degrees (tan 45°) is 1. Convert 45° to radians (0.785398 rad) and see full trigonometric table values.
Exact Answer
tan(45°) = 1
sin(45°)
0.707107
cos(45°)
0.707107
tan(45°)
1
Angle in Radians
0.7854 rad
Step-by-Step Solution: tan(45°) = 1
Step 1
Convert Degrees to Radians
Multiply 45° by π/180: 45 × (π / 180) ≈ 0.785398 radians.
45° = 0.785398 rad
Step 2
Evaluate tan(45°)
Using the unit circle or trigonometric ratio, tan(45°) = 1.
tan(45°) = 1
Summary & Alternative Representations
| Property / Format | Value |
|---|---|
| sin(45°) | 0.707107 |
| cos(45°) | 0.707107 |
| tan(45°) | 1 |
| Angle in Radians | 0.7854 rad |
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Frequently Asked Questions
What is 45 degrees in radians?
45 degrees equals 0.785398 radians.