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| | The Triangle (North Carolina) - Wikipedia, the free encyclopedia |
 | | The Research Triangle, commonly referred to as "The Triangle", is a region in the piedmont of North Carolina in the United States, anchored by the cities of Raleigh, Durham, and Chapel Hill. |
 | | The Triangle is served by three major interstate highways: I-85, I-40 and I-95, their spurs: I-440 and I-540, and six secondary highways: US 1, US 15, US 64, US 70, US 401, and US 501. |
 | | The major research universities of North Carolina State University, Duke University, and the University of North Carolina at Chapel Hill are also located in this region respectively. |
| en.wikipedia.org /wiki/Research_Triangle (851 words) |
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