How to draw square using area in d3.js?

@dalton_moen 

To draw a square using the area in D3.js, you can follow these steps:

1. Define the size of the square by specifying its area. Let's say the area of the square is 100 square units.
2. Calculate the side length of the square using the formula: side length = sqrt(area)
3. Create an SVG element in your HTML file where you want to draw the square:

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<svg width="200" height="200"></svg>

1. Use D3.js to append a rectangle element to the SVG and set its attributes to create a square with the calculated side length:

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var area = 100;
var sideLength = Math.sqrt(area);

d3.select("svg")
  .append("rect")
    .attr("x", 50) // x-coordinate of the top-left corner
    .attr("y", 50) // y-coordinate of the top-left corner
    .attr("width", sideLength) // width of the square
    .attr("height", sideLength) // height of the square
    .style("fill", "blue"); // color of the square

1. Save and run your HTML file to see the square drawn on the SVG element with the specified area. You can adjust the size and color of the square by changing the area and fill color in the code above.

Here is a basic example of how you can draw a square using area in D3.js. Feel free to customize it further to suit your needs.