Handout
Wolfram Research

Wolfram Math World: Geometric Mean

For Students 9th - 10th
Geometric mean is defined, yet there are no links to help with notation at this MathWorld site. Still a good site to clarify your understanding of this geometric term.
Unit Plan
Oswego City School District

Regents Exam Prep Center: Geometric Constructions

For Students 9th - 10th Standards
Learn all about the basic geometric constructions in this test prep lesson. You will explore line segments and points, and understand key terms like the terms parallel and perpendicular. Construction activities and interactive online...
Website
University of Regina (Canada)

University of Regina: Math Central: Lesson: Mr. Z's 5 Minute Game of Geometric Pandemonium

For Teachers 3rd - 5th Standards
Students make a series of geometric drawings of points, obtuse angles, rays, polygons, and the like. Each child is given one but not allowed to show anyone else. The drawing is then taped to the back of the child in front of them. The...
Activity
Mr. Martini's Classroom

Mr. Martini's Classroom: Teacher's Figure Library: Geometric Figures

For Students 3rd - 8th Standards
This interactive resource provides an example picture of the geometric figure chosen by students to review.
Handout
CK-12 Foundation

Ck 12: Geometry: Basics of Geometry Study Guide

For Students 9th - 10th Standards
This study guide on Geometry covers some key vocabulary, drawing and labeling diagrams, describing geometric figures, and basic postulates for points, lines, planes, and intersections. It is available for download with free registration.
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Khan Academy

Khan Academy: Use Geometric Sequence Formulas

For Students 9th - 10th Standards
Given the formula of a geometric sequence, either in explicit form or in recursive form, find a specific term in the sequence. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Lesson Plan
Better Lesson

Better Lesson: Geometric Sequences and Series

For Teachers 10th - 12th Standards
Students will be able to make use of structure on their way to deriving a formula for the sum of a geometric series. They will also gain more experience in finding the nth term of a sequence/series. Includes short video. [1:15]
Unknown Type
Khan Academy

Khan Academy: Algebra I: Recursive Formulas for Geometric Sequences

For Students 9th - 10th Standards
Find the recursive formula of a geometric sequence given the first few terms or given an explicit formula. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
Khan Academy

Khan Academy: Algebra I: Explicit Formulas for Geometric Sequences

For Students 9th - 10th Standards
Solve problems such as: The first four terms in a geometric sequence are 1/3, 1, 3, and 9. Find an explicit formula for the sequence. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video...
Unknown Type
Khan Academy

Khan Academy: Recursive Formulas for Geometric Sequences

For Students 9th - 10th Standards
Find the recursive formula of a geometric sequence given the first few terms or given an explicit formula.
Lesson Plan
Better Lesson

Better Lesson: Geometric Transformations

For Teachers 9th - 10th Standards
Search for common core lesson plans on geometric transformations.
Interactive
Doina Popovici

Math Play: Geometric Figures Game

For Students 5th - 7th Standards
An online game where students use their skill to classify geometrical figures.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Basic Geometric Definitions

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This concept introduces students to the basic principles and definitions of geometry, including points, lines and planes. tudents examine guided notes, review guided...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Basic Geometric Definitions

For Students 6th - 8th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson students identify points, rays, lines, and line segments. Students examine guided notes, review guided practice, watch instructional videos and...
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Geometric Sequences

For Students 9th - 10th Standards
Find a quick, concise explanation of geometric sequences. The formula for the nth term and several examples are given to help you understand how to find the nth term of a variety of geometric sequences.
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Khan Academy

Khan Academy: Extend Geometric Sequences

For Students 9th - 10th
Given the first few terms in a geometric sequence, find the next term in the sequence.
Handout
Math Words

Mathwords: Terms and Formulas From Algebra I to Calculus

For Students 9th - 10th
Mathwords is "an interactive math dictionary with enough math words, math terms, math formulas, pictures, diagrams, tables, and examples to satisfy your inner math geek." Written by a teacher of high school and college students,...
Unknown Type
Khan Academy

Khan Academy: Explicit Formulas for Geometric Sequences

For Students 9th - 10th Standards
Solve problems such as: The first four terms in a geometric sequence are 1/3, 1, 3, and 9. Find an explicit formula for the sequence.
Unknown Type
Khan Academy

Khan Academy: Use Geometric Sequence Formulas

For Students 9th - 10th Standards
Given the formula of a geometric sequence, either in explicit form or in recursive form, find a specific term in the sequence.
Handout
Other

University of Edinburgh: Glossary of Introductory Computer Graphics Terms

For Students 9th - 10th
This website, from the University of Edinburgh, provides a lengthy glossary of computer graphics terms written by Olin Lathrop, author of "The Way Computer Graphics Work". This site provides simple definitions of basic terms; no graphics...
Unit Plan
Oswego City School District

Regents Exam Prep Center: Lines and Planes

For Teachers 9th - 10th
Use these resources in preparing instruction on undefined terms (points, lines, and planes), theorems relating lines and planes, and Euclidean and non-Euclidean geometry. You'll find three lessons on the aforementioned subject areas, an...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Visual Patterns Grades 10 12

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to find the next term in a sequence.
Interactive
Varsity Tutors

Varsity Tutors: Aplus Math: Geometry Hidden Picture (Non Java)

For Students 3rd - 8th Standards
Uncover the hidden picture by correctly matching geometry terms to their corresponding diagrams. This fun interactive online game will have your students asking to practice their math!
Handout
Other

Maths Net Interactive: Interactive Geometry: A Glossary

For Students 9th - 10th Standards
Click on the appropriate word to view a small graphic depicting the term, or click to the crossword puzzle version of thisinteractive glossary.

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