## Elementary Geometry for College Students (6th Edition)

$\overline{EA}$, $\overline{EB}$, $\overline{EC}$, $\overline{ED}$
The lateral edges of the pyramid are the edges joining the vertex(apex) of the pyramid to the each vertex of the square base. Therefore, $\overline{EA}$, $\overline{EB}$, $\overline{EC}$, $\overline{ED}$ are the lateral edges.