Related Clues:

• Calc forerunner
• Math branch, briefly
• HS math subject
• Alg. cousin
• Pre-calc course
• Course with a lot of angles
• Calc. lead-in
• Class of planes?
• Math class before calc.
• Pre-calc. course
• Smart-looking, in British lingo
• High-school subj.
• Some H.S. math
• It precedes calc., typically
• Math class before calc