The sit-out area in a geometric home design can be a patio or porch featuring angular seating arrangements and geometric landscaping elements. This area would focus on creating an outdoor living space with clean, geometric lines in furniture and hardscaping elements like walkways, garden paths, and water features.

Design Features:
– Angular seating arrangements such as cube-shaped chairs or modular seating
– Landscaping with geometric shapes like square planters or circular lawn patterns
– Use of geometric light fixtures for evening ambiance
– Modern materials like concrete, glass, and metal