3. $\mathrm{ABCD}$ is an isosceles trapezoid, $\mathrm{AB}=\mathrm{CD}=25, \mathrm{BC}=40, \mathrm{AD}=60$. $\mathrm{BCDE}$ is also an isosceles trapezoid. Find AE. (Points A and E do not coincide)

If there are multiple possible values, list them in any order separated by a semicolon.
Answer: 44.

## Examples of answer recording:

45

$45 ; 56$

## Problem 7 (3 points).