1. The meanings of the eight traffic-related shapes are as follows: Octagon - Stop; Triangle - Yield; Pentagon - School; Round - Railroad Crossing; Pennant - No Passing; Diamond - Warning; and Horizontal Rectangle - Guide.
Eight traffic-related colors are used, and their respective meanings are as follows: Red denotes a stop, yield, or prohibited situation; Yellow, a warning; White, a regulation; Orange, a construction zone or detour; Black, a regulation; Green, a guide; Blue, a motorist service; and Brown, a public recreation area.
2. Stop completely at a stop sign and give way to oncoming traffic and pedestrians. Give the right of way to oncoming vehicles by slowing down or stopping at a YIELD sign. Speed limit signs specify the legal top or bottom speed.
3. A variety of hazards, including as no passing zones, railroad crossings, school zones, sharp bends, crossroads up ahead, and animal crossings, may be indicated with warning signs.
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