Home » Finance Homes Digest » How to Name a Vertex How to Name a Vertex David Miller • Oct 4, 2026 • 4 min read How do you name vertex angles? How do you name vertex and sides? The common endpoint is called the VERTEX of the angle. The rays or line segments are called the arms or sides of the angle. Share Article: Facebook Twitter WhatsApp Telegram Author David Miller David Miller brings 15 years of experience in global economics, personal finance strategy, and market dynamics. He specializes in turning complex economic trends into actionable insights for everyday readers.