a+bi Form Calculator
Effortlessly convert polar to rectangular form with our a+bi form calculator. Simple, accurate, and quick. Try it out...

What a+bi Form Calculator does
The a+bi Form Calculator on Omni Calculator converts a complex number from polar coordinates to rectangular (a + bi) format. Users input the magnitude (r) and phase angle (φ), and the tool instantly outputs the real part (a) and imaginary part (b). This provides a quick, accurate way to perform the conversion without manually applying trigonometric formulas, making it useful for students, educators, and professionals working with complex numbers. The result is displayed clearly, and users can share or reset their inputs as needed.
How to use the Omni Calculator a+bi Form Calculator
- 1
Enter the Magnitude (r) value in the designated field.
- 2
Enter the Phase angle (φ) value in the designated field.
- 3
View the calculated Real part (a) and Imaginary part (b) displayed instantly.
- 4
Use the 'Share result' button to copy or distribute the output.
- 5
Click 'Clear all' to reset the calculator for a new conversion.
Best for
Students, educators, and professionals who need to quickly and accurately convert complex numbers from polar to rectangular form without manual calculation.
Limitations
- Results are estimates based on the input values provided.
- The tool requires known polar coordinates (magnitude and angle) to function.
- Interface includes standard site advertisements and navigation elements.
a+bi Form Calculator FAQ
- How do I convert polar to rectangular form using this calculator?
- Enter the magnitude (r) and phase angle (φ) into the calculator. It uses the formulas a = r × cos(φ) and b = r × sin(φ) to instantly output the real part (a) and imaginary part (b) in a + bi format.
- What is the difference between polar and rectangular form of a complex number?
- Rectangular form describes a complex number as the point (a, b) on a complex plane, while polar form describes it in terms of the distance r from the origin and the angle φ between the horizontal axis and the radius to the point.
- Can I use this calculator if I only know the rectangular coordinates?
- No, this specific calculator is designed to convert from polar coordinates (magnitude and phase) to rectangular form. It requires the distance r and angle φ as inputs.
- Is the result from the a+bi Form Calculator exact?
- The calculator provides the computed values based on the trigonometric formulas. For typical academic or professional use, the results are sufficiently accurate, though they are numerical estimates depending on the input precision.
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