The tree house is 8'x8' . I have an idea of how to do it and have framing and speed sqare. I would like an answer to compare with my figures... Thanks

Hip or gable?

The tree house is 8'x8' . I have an idea of how to do it and have framing and speed sqare. I would like an answer to compare with my figures.... Thanks
Hip roof

The calcs are actually done using a High school math topic called the pythagorean theorem. The length of the hip rafter can be found by using a^2 + b^2 = c^2 where c = the length of the hip rafter. Try this video How to cut roof rafters (http://www.squidoo.com/howtocutroofrafters)