Answer :

Final answer:

Informational and emergency signs use various shapes like circle, triangle, rectangle, and octagon to convey specific messages effectively.


Explanation:

Informational and emergency signs may have various shapes, such as circle, triangle, rectangle, and octagon. These shapes are often used to convey specific messages or warnings effectively. For example, a red octagonal shape is commonly used for stop signs, while a blue circle often indicates mandatory actions.


Learn more about Sign Shapes here:

https://brainly.com/question/11545751


Other Questions