Simple JS solution
Intuition\n Describe your first thoughts on how to solve this problem. \n\n# Approach\n Describe your approach to solving the problem. \n\n# Complexity\n- Time 
# Intuition\n<!-- Describe your first thoughts on how to solve this problem. -->\n\n# Approach\n<!-- Describe your approach to solving the problem. -->\n\n# Complexity\n- Time complexity:\n<!-- Add your time complexity here, e.g. $$O(n)$$ -->\n\n- Space complexity:\n<!-- Add your space complexity here, e.g. $$O(n)$$ -->\n\n# Code\n```javascript []\n/**\n * @param {number[][]} dimensions\n * @return {number}\n */\nvar areaOfMaxDiagonal = function (dimensions) {\n\n    let larDiagonal = 0\n    let maxArea = 0\n    for (let i = 0; i < dimensions.length; i++) {\n        let length = dimensions[i][0]\n        let width = dimensions[i][1]\n\n        let diagonal = Math.sqrt(length * length + width * width)\n        let area = length * width\n        if (diagonal > larDiagonal) {\n            larDiagonal = diagonal\n            maxArea = area\n        } else if (larDiagonal === diagonal) {\n            maxArea = Math.max(maxArea, area)\n        }\n\n    }\n\n    return maxArea\n};\n```
['JavaScript']