Standard Meridian of India

Why is India’s breadth of 2,933 km (from East to West) less than its length of 3,214 km (from North to South) by 281 km however both the latitudinal and longitudinal extents are 30 degrees.

Why is India’s breadth of 2,933 km (from East to West) less than its length of 3,214 km (from North to South) by 281 km however both the latitudinal and longitudinal extents are 30 degrees.