{"type":"rich","version":"1.0","title":"Ratio of b / a = 6 / 3 = 2 / 1","html":"<iframe src=\"https://www.desmos.com/calculator/bdb2y9bmnn?embed\" width=\"500px\" height=\"500px\" style=\"border: 1px solid #ccc\" frameborder=0></iframe>","width":500,"height":500}