Question

in the triangular pyramid shown below, which lines are intersecting? pq and no oq and np oq and no nq and op

Explanation:

Step1: Recall intersecting lines definition

Intersecting lines share a common point.

Step2: Analyze each option

• $\overrightarrow{PQ}$ and $\overrightarrow{NO}$: No common - point.
• $\overrightarrow{OQ}$ and $\overrightarrow{NP}$: Share point $P$.
• $\overrightarrow{OQ}$ and $\overrightarrow{NO}$: No common - point.
• $\overrightarrow{NQ}$ and $\overrightarrow{OP}$: No common - point.

Answer:

$\overrightarrow{OQ}$ and $\overrightarrow{NP}$