Answer's to Last Weeks Math Problem of the Week and the New Math Problem of the Week

Attributions: 

TV Problem
Answers:  Length = 21.6”; Width = 16.2”
Winner:   Maddy Johnson

Dog Run Problem

Tim wanted to change the shape of his dog run so that his dog has more room but he isn't sure this will give him more space.    He decides to increase the length by 10% and decrease the width by 10%.  Is the new area more that the old?  Why or why not?