Question

Complete each statement with the word always, sometimes, or never.Two parallel lines are coplanar.

Short answer

Two parallel lines are always coplanar.

Step-by-step solution

Step 1. First condition for parallel Lines

Parallel lines are coplanar.

Step 2. Second condition for parallel Lines

Parallel lines do not intersect each other anywhere.

Step 3. Use these two conditions to complete given statement

From first condition, it is clear that for two lines to be parallel they must be coplanar. Hence, two parallel lines are always coplanar.