To use the Area Calculator, follow these steps:

**Select the Shape**:- Start by choosing the shape for which you want to calculate the area from the dropdown menu (e.g., Rectangle, Triangle, Circle, etc.).

**Select the Unit**:- Choose the unit of measurement from the unit dropdown. Available units include feet, meters, yards, inches, miles, centimeters, and kilometers. The calculator will convert your input dimensions accordingly.

**Enter Dimensions**:- Based on your shape selection, specific input fields will appear for entering dimensions.
**Rectangle**: Enter length and width.**Triangle**: Enter base and height.**Trapezoid**: Enter the two bases and height.**Circle**: Enter the radius.**Sector**: Enter the radius and the angle (in degrees).**Ellipse**: Enter the semi-major axis (a) and semi-minor axis (b).**Parallelogram**: Enter the base and height.

**Calculate the Area**:- Click the “Calculate Area” button. The calculator will process your inputs and display the calculated area below, formatted as “Area: X square units.”

**Clear Fields**:- To reset all fields, click the “Clear” button. This will clear all input fields and the result, allowing you to perform a new calculation.

**Example Usage**:

- If you select a Rectangle and set the unit to “Feet,” enter values for length and width, then click “Calculate Area.” The result will show the area in square feet.