Question

in the triangular prism shown below, which lines are intersecting? select all that apply.

Explanation:

Step1: Recall intersecting - lines definition

Intersecting lines share a common point.

Step2: Analyze CD and CF

They meet at point C.

Step3: Analyze EF and EG

They meet at point E.

Step4: Analyze BD and CD

They meet at point D.

Step5: Analyze CD and DG

They meet at point D.

Answer:

$\overleftrightarrow{CD}$ and $\overleftrightarrow{CF}$, $\overleftrightarrow{EF}$ and $\overleftrightarrow{EG}$, $\overleftrightarrow{BD}$ and $\overleftrightarrow{CD}$, $\overleftrightarrow{CD}$ and $\overleftrightarrow{DG}$