haile
This page lists questions and answers that were posted by visitors named haile.
Questions
The following questions were asked by visitors named haile.
how can objects we find today tell us about people who lived before written history
13 years ago
solve 2cos(2theta-pi)= -2 , -2 pi less or equal to theta less than 2 pi
10 years ago
Answers
The following answers were posted by visitors named haile.