The rise of the ramp is the vertical dimension and the horizontal projection or run of the ramp is the horizontal dimension. If the slope of a ramp is between 1:12 and 1:16, the maximum rise shall be 30 inches (760 mm) and the maximum horizontal run shall be 30 feet (9 m).
GoPro, Inc. (formerly Woodman Labs, Inc), is an American manufacturer of action cameras, often used in extreme-action videography.
Shares of GoPro (NASDAQ: GPRO), a company that essentially created the action camera market, have been wrecked over the past six months. After hitting a 52-week high of around $65 per share in August of last year, the stock has lost nearly 80% of its value, trading for around $12 per share in recent days. That's 50% below the IPO price, and an astonishing 86% below GoPro's all-time high of over $90 per share. GPRO data by YCharts.