"Pre-AP Algebra II/Trigonometry is taught at an accelerated pace.
The content of the course is the same as the full year of Algebra
II and the semester Trigonometry class. Students must take
the Virginia SOL test for Algebra II. Algebra II is required for the
Advanced Studies Diploma."

It does appear that, if they allow him to take it, review of trig and maybe a preparatory preview of algebra 2 over the summer might make some of the load a bit lighter for him during the year.