When you see a triangle-shaped road sign while driving, you must:

A triangle-shaped road sign is a yield sign, which indicates that drivers must reduce their speed and yield to any oncoming traffic or pedestrians before proceeding. This shape is universally recognized and signals caution, prompting you to prepare to stop if necessary. Yielding is crucial for safety, as it ensures that you give right-of-way to other road users who may have priority.

By acknowledging this sign and appropriately reducing your speed, you create a safer driving environment and help prevent potential accidents at intersections or merges. It’s important to remain vigilant and being prepared to stop if the situation demands it, making this action vital for responsible driving.