Class 7 Coach
Road signsQuestion 89 of 235
Orange triangle with a red border and cut corners

Which vehicles carry an orange triangle with a red border on the back?

  1. Emergency vehicles on a call
  2. Buses that carry school children
  3. Slow vehicles, such as farm tractors
  4. Vehicles that carry dangerous goods
Show answer

Correct answer: Slow vehicles, such as farm tractors

The sign is for vehicles that travel less than 40 km/h. It warns other drivers to be ready to slow down.

Source: Driver’s Guide: Cars and Light Trucks (Government of Alberta, Spring 2026), Other signs, page 39

Practice road signs

Questions last reviewed: 18 October 2026