Question

how do you name the intersection of of planes STXW and plane TUYX?

Answer 1

this image

Answer 2

If two planes intersect, what is their intersection?
Meaning, what geometric entity is it? A point, a segment. a ray, a line, a plane?

Answer 3

is it a segment

Answer 4

Close, but it is a line.
Keep in mind that plane STXW is not just the quadrilateral STXW and the points inside. It is the entire plane that quadrilateral STXW lies in. The same is true for plane TUYX. It is an infinite plane. Their intersection is a line.

Which line in the figure is their intersection?

Answer 5

VUZY and SVWz