Contents of Example of a mostly accessible question that needs some additional work to be fully accessible (WebAssign):

Example of a mostly accessible question that needs some additional work to be fully accessible (WebAssign):

Image not required, but may be useful for a visual learner; image needs valid alt text

Lecture Notes

This second question refers to the figure, but does not require it. The use of an image here is helpful to visual learners, but the image also should have alternate text to avoid confusing a student who is blind.