Question

(1 point)
a spiral galaxy can be described as
oval
pinwheel
triangular
no distinct shape

Explanation:

Spiral galaxies have a structure with arms that spiral out from a central bulge, resembling a pinwheel. Oval is for elliptical galaxies, triangular isn't a galaxy shape, and "no distinct shape" is for irregular galaxies. So the correct description is pinwheel.

Answer:

pinwheel