Question

Use this image to classify each pair of lines.

Select Parallel, Perpendicular, or Cannot Be Determined to classify each pair of lines.


Parallel Perpendicular Cannot Be Determined

Answer 1

QR←→ and ST←→ "Can not be determined"

ST←→​ and ​QS "Perpendicular"

RT←→ and QR←→ "Can not be determined"

QS←→ and RT←→ "Can not be determined"

I just took the test and them were all right.