可汗学院SAT数学练习：Interpreting linear functions【2】
11.Bilal was assembling a set of bunkbeds and wanted to make sure the support posts were perpendicular to the floor. He measured that the posts were 165 centimeters (cm) tall and 220 cm apart. How long should the diagonal measurement be if the support posts are perpendicular to the floor?
Correct answer: C Difficulty level: 2 Tag: Polynomial factors and graphs