*facepalm* no they weren't. don't believe everything you see on tv. The pyramids were built as structures to protect and enclose the tombs of the dead rulers of ancient egypt and their treasures. And besides, a box and a pyramid are two totally different shapes
Why are you guys being such jerks? They only ASKED. Maybe they were just unsure. You're job isn't to criticize and scrutinize, it's to simply answer the question. As for my answer, no, they were not accidents. Evidence is that there are more than one.