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Many students forget that a regular hexagon can be divided into 6 equilateral triangles — a key idea for DAT geometry questions.
If you’re preparing for the DAT or OAT, the DAT Destroyer and Math Destroyer are the core books used in Dr. Jim Romano’s DAT preparation courses, both online and in person.
DAT Destroyer
DAT Destroyer 2026 — Complete DAT Science Prep System | Dr. Jim Romano
Math Destroyer
2026 Math Destroyer – DAT and OAT Quantitative Reasoning Prep
Learn what each book is for
Complete DAT Destroyer Book Series | Best DAT Study Books and Study System 2026
Free DAT resources
Start Your DAT and OAT Preparation for Free | Official Resources from
DAT & OAT Classes
Summer 2026 DAT & OAT Classes | Dr. Jim Romano | DAT Destroyer
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