SAT I 每日一問:2012年12月12日
作者:滬江英語
來源:CollegeBoard
2012-12-12 10:17
Mathematics > Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.?
,?,?,?and??are points on a line, with??the midpoint of segment?. The lengths of segments?,?, and?>?are?,?>, and?, respectively. What is the length of segment??