function convertRadianToDegree() {
var radian = parseFloat(document.getElementById(‘radianInput’).value);
if (isNaN(radian)) {
alert(‘Please enter a valid number for radians.’);
return;
}
var degree = radian * (180 / Math.PI);
document.getElementById(‘degreeOutput’).innerText = degree.toFixed(2);
document.getElementById(‘result’).style.display = ‘block’;
}