Joey is asked to name a quadrilateral that is also a rhombus what should be his answer

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school