A stop sign is a red octagon with the word STOP in white or yellow, or a red circle with a red inverted triangle and a black or dark blue STOP. Learn about the origin, variations and regulations of stop signs around the world. Stop signs are red and white (red background and white letters). What shape is a STOP sign? A Stop sign is shaped like an octagon, with the word "STOP" written in white on a red background. Stop signs can be easily recognized by both their octagonal shape and red color. Learn about the stop sign, a regulatory sign that warns drivers to slow down and prepare to stop. Find out its shape (octagon), color (red), location (intersections), and other facts and tips. · A stop sign is an equilateral octagon with a red background and white letters that informs drivers to stop at an intersection or crossing. Learn about the history, design, and variations of stop signs in different countries, such as the United States, Canada, and the UK. What shape is a stop sign? The American Association of State Highway Officials (AASHO) saw a few key advantages to giving the stop sign its unique shape, an octagon. Why is a stop sign hexagon shape?Stop signs are not in hexagon shapes, instead they are in octagon shapes which means they are eight sided. This is the only road sign that is cut in this shape and is for the benefits of road users who do not face the stop signs. Asked By: Christian Jackson Date: created: .Why are stop signs octagon shaped?Why is the stop sign shaped like an octagon? First, the octagonal shape makes it easy for drivers traveling in the opposite direction to recognize the sign from the back, which helps prevent confusion at intersections, according to Reader’s Digest.Is a stop sign a hexagon or an octagon?Stop signs are not in hexagon shapes, instead they are in octagon shapes which means they are eight sided. This is the only road sign that is cut in this shape and is for the benefits of road users who do not face the stop signs. Asked By: Ashton Jackson Date: created: .Why are there eight sides on a stop sign?They have eight sides to make them uniquely identifiable, exactly the same reason give way signs are a unique shape. So even if a stop sign has faded to white, is covered in snow, or is illegible for any other reason it is still clearly a stop sign so any driver seeing it knows they have to stop and give way. What Shape Is a Stop Sign? A stop sign has eight sides, which makes it an octagon. This shape is not random. It’s the only traffic sign that uses the octagon, which makes it instantly recognizable, even from behind or at night. · What Is the Shape of a Stop Sign? A stop sign’s unique design—an octagon with eight sides—makes the stop sign shape stand out. Stop signs or yield signs frequently use this particular form. When you encounter a sign matching the number eight, even if viewed from behind, it prompts you to halt. What shape is a stop sign? The American Association of State Highway Officials (AASHO) saw a few key advantages to giving the stop sign its unique shape, an octagon. What Shape Is a Stop Sign? A stop sign has eight sides, which makes it an octagon. This shape is not random. It’s the only traffic sign that uses the octagon, which makes it instantly recognizable, even from behind or at night. · What Is the Shape of a Stop Sign? A stop sign’s unique design—an octagon with eight sides—makes the stop sign shape stand out. Stop signs or yield signs frequently use this particular form. When you encounter a sign matching the number eight, even if viewed from behind, it prompts you to halt.