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2017 AMC 10A Question 7

AMC10 · 2017 AMC 10A

Question 7

Jerry and Silvia wanted to go from the southwest corner of a square field to the northeast corner. Jerry walked due east and then due north to reach the goal, but Silvia headed northeast and reached the goal walking in a straight line. Which of the following is closest to how much shorter Silvia’s trip was, compared to Jerry’s trip?
  1. $30\%$
  2. $40\%$
  3. $50\%$
  4. $60\%$
  5. $70\%$