Michigan: Sign shapes and colors Practice Test
What each sign shape and color tells you before you even read the words.
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Questions are original and based on the official manual "What Every Driver Must Know" (October 2025), Michigan Secretary of State.
Did you know?
- In 1915, the first stop sign was used in Detroit.
- In 1917, Michigan painted the first center line on a state highway, the Marquette-to-Negaunee Road.
- In 1920, the first four-way traffic signal with red, yellow and green lights was used at Woodward Avenue and Fort Street in Detroit.
More background reading from the manual →
All 10 questions in this practice test
Take the test above first, then use this list to study. Tap “Show answer” to see the correct answer and explanation.
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What does an octagon (eight-sided) sign mean?
- Stop
- Yield
- School zone
- Railroad crossing
Show answer
Correct answer: Stop
The octagon is the shape of the stop sign.
Source: What Every Driver Must Know (October 2025), page 41 · Open this page in the manual (Manual page 41)
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What does a downward-pointing triangle sign mean?
- Stop
- Yield
- Do not enter
- Speed limit
Show answer
Correct answer: Yield
A triangle sign means yield: slow down and let vehicles crossing your path go by.
Source: What Every Driver Must Know (October 2025), page 41 · Open this page in the manual (Manual page 41)
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What kind of message does a diamond-shaped sign give?
- A required stop
- A speed limit
- Directions to a city
- A warning
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Correct answer: A warning
Diamond-shaped signs are warning signs.
Source: What Every Driver Must Know (October 2025), page 41 · Open this page in the manual (Manual page 41)
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A five-sided (pentagon) sign is used for:
- Road construction
- Reserved parking
- School signs
- Railroad crossings
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Correct answer: School signs
The pentagon shape is used for school signs.
Source: What Every Driver Must Know (October 2025), page 41 · Open this page in the manual (Manual page 41)
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An X-shaped sign (crossbuck) marks:
- A school crossing
- A no-passing zone
- A railroad crossing
- Merging traffic
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Correct answer: A railroad crossing
The crossbuck marks a railroad crossing.
Source: What Every Driver Must Know (October 2025), page 41 · Open this page in the manual (Manual page 41)
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What does an orange sign warn you about?
- A recreation or cultural area
- A gas station or rest area
- Directions to a nearby city
- Construction or maintenance work
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Correct answer: Construction or maintenance work
Orange is the color for caution around construction or maintenance.
Source: What Every Driver Must Know (October 2025), page 42 · Open this page in the manual (Manual page 42)
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A brown sign tells you about:
- Road construction ahead
- A place where you must stop
- Freeway exits only
- A recreational or cultural site
Show answer
Correct answer: A recreational or cultural site
Brown signs mark recreational or cultural places of interest.
Source: What Every Driver Must Know (October 2025), page 42 · Open this page in the manual (Manual page 42)
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Blue signs generally give information about:
- Services and hospitality
- Prohibited actions
- Road construction zones
- Recreation areas
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Correct answer: Services and hospitality
Blue is used for service and hospitality signs.
Source: What Every Driver Must Know (October 2025), page 42 · Open this page in the manual (Manual page 42)
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Fluorescent yellow-green signs tell you to be cautious near:
- Road crews and work zones
- Schools, pedestrians or bicyclists
- Railroad tracks and crossings
- Emergencies or unplanned events
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Correct answer: Schools, pedestrians or bicyclists
Fluorescent yellow-green cautions about school, pedestrian or bicycle areas.
Source: What Every Driver Must Know (October 2025), page 42 · Open this page in the manual (Manual page 42)
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What do regulatory signs do?
- Show directions to towns and other destinations
- Warn drivers about hazards or changes in the road ahead
- Tell you about laws that regulate speed and movement of traffic
- Mark rest areas and other services along the road
Show answer
Correct answer: Tell you about laws that regulate speed and movement of traffic
Regulatory signs tell you about specific laws that regulate the speed and movement of traffic.
Source: What Every Driver Must Know (October 2025), page 42 · Open this page in the manual (Manual page 42)