What message will be found on a red octagon-shaped sign? Do you currently have car insurance? Insurance is mandatory to drive in Ohio Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question What message will be found on a red octagon-shaped sign? Answers Do not enter. One-way. Stop. Explanation An octagonal (eight-sided) sign always means "stop." You must always come to a complete stop at this sign. This questions appears in the following tests: Wisconsin Motorcycle Practice Test 1 Wisconsin Motorcycle Practice Test 8