he rectangle
(4,0)
9.
In the accompanying diagram of rectangle ABCD,
DE is perpendicular to diagonal AC. If AE = 3
and EC = 9, what is the length of AD?

he rectangle 40 9 In the accompanying diagram of rectangle ABCD DE is perpendicular to diagonal AC If AE 3 and EC 9 what is the length of AD class=


Answer :