Geometry Quick Reference Sheets – Geometry Study Guides

These 31 geometry quick reference sheets give high school students one organized place to find the definitions, formulas, theorems and diagrams for every geometry unit. Students use them in class, on homework and when studying for tests.

They also work for parents. Send the sheets home at the start of each unit so parents can refresh their geometry and help with homework.

Units covered

• Geometry introduction: points, lines, planes, and parallel, perpendicular and skew lines
• Reasoning and proofs, including Venn diagrams
• Parallel and perpendicular lines, transversals and slope
• Classifying triangles and congruent triangles
• Special triangle relationships: midsegments, medians, angle bisectors and indirect proofs
• Quadrilaterals and polygons
• Ratios, proportions and similarity
• Transformations, including rotations and combined transformations
• Right triangles and trigonometry: the Pythagorean theorem, special right triangles, and the Laws of Sines and Cosines
• Area and perimeter, including similar figures
• Surface area and volume, cross sections and composite figures
• Circles: parts of a circle, tangents, and angle and segment theorems

Ways to use them

• Notebook or binder inserts
• Homework help for students and parents
• Unit test review
• End-of-course exam prep
• Intervention and reteaching

Quick facts

• Course: high school geometry
• Grades: 9–10
• Pages: 31
• Format: printable PDF

Bundles and related resources

These reference sheets are also included in each unit of my high school geometry curriculum.

Quick reference sheets for other grade levels:

• 4th Grade Quick Reference Sheets
• 5th Grade Quick Reference Sheets
• 6th Grade Quick Reference Sheets
• 7th Grade Quick Reference Sheets
• 8th Grade Quick Reference Sheets
• Algebra 1 Quick Reference Sheets
• Geometry Quick Reference Sheets
• Middle School Quick Reference Sheets Bundle (6th–8th)

Free resources

Get my free Warm Up Slides templates.

Terms of use

By purchasing this product, you own a license for one teacher only for personal use in their own classroom. Licenses are non-transferable and therefore can not be passed from one teacher to another. If the teacher who purchased this license leaves the classroom or changes schools, the license and materials leave with that teacher. No part of this resource is to be shared with colleagues or used by an entire team, grade level, school or district without purchasing the correct number of licenses. If you are a coach, principal or district interested in transferable licenses that would accommodate yearly staff changes, please contact me for a transferable license quote at lindsay@beyondtheworksheet.com.

© Beyond the Worksheet. Please note – all material included in this resource belongs to Beyond the Worksheet Inc. By purchasing, you have a license to use the material but you do not own the material. You may not upload any portion of this resource to the internet in any format, including school/personal websites or network drives unless the site is password protected and can only be accessed by students, not other teachers or anyone else on the internet.