Find the height of a tree if the angle of elevation of its top changes from 30' to 60? as the observer advances 70 feet towards its base.​

Eva has many contacts on the professional networking site she uses which contacts are considered second degree

David is in week 3 of his current ashford course and has a paper due by monday night at midnight. he has finished everything but the concluding paragraph. as he boots up his computer to work on it, he sees a flash across the screen and then the screen goes black. he begins to panic as he tries desperately to turn the laptop back on. david should have saved his work on what kind of portable device?

Which text format is this, "the text is transcribed exactly as it sounds and includes all the utterances of the speakers. "?