Geometry Teacher Resources

From basic shapes and their properties to geometric proofs, geometry challenges us to understand our spatial world. Help learners gain understanding using these resources for your classroom!
Showing 5,770 resources
+
15 Items in Unit Module
EngageNY

EngageNY Geometry Module 4: Connecting Algebra and Geometry Through Coordinates

For Teachers 9th - 12th Standards
Teach young mathematicians how to use coordinate geometry to program a robot that is bound in the room in which it sits . Help comes in the form of the 15 lessons in  the Module 4: Connecting Algebra and Geometry through Coordinates...
+
29 Items in Unit Module
Lesson Planet: Curated OER

Geometry Unit 1: Tools for Geometry

For Teachers 9th - 12th Standards
Six resources make up the first unit in the Flipped-Mastery series for geometry. In the first lesson, scholars learn how to identify and name points, lines, and planes. They work with four postulates, then practice the skills for naming...
+
12 Items in Course Folder
Lesson Planet: Curated OER

Flipped Math: Geometry

For Students 9th - 12th Standards
Imagine taking a complete geometry course remotely! Eleven units make up the My Geometry course. Each unit follows the Flipped-Mastery cycle of learning, divided into two semesters. Pupils watch and take notes on a video that details the...
+
36 Items in Unit Module
EngageNY

EngageNY Geometry Module 1: Congruence, Proof, and Constructions

For Teachers 9th - 12th Standards
The 36 lessons in the Geometry Module 1 collection address transformations in teaching geometry brought on by Common Core. The focus here is on transformations and the relationships between transformations and congruence. Teacher...
+
24 Items in Collection
Lesson Planet: Curated OER

Exploring Space Through Math: Geometry

For Teachers 9th - 12th Standards
The Exploring Space Through Math series offers six geometry lessons that use NASA resources to teach learners how to use the mathematics of deductive and spatial reasoning. They use geometry to compare the dimensions of the NBL pool, the...
+
24 Items in Unit Module
Lesson Planet: Curated OER

Geometry Unit 4: Triangle Congruence

For Teachers 9th - 12th Standards
The Geometry Unit 4: Triangle Congruence unit module contains five lessons—each with a video, teacher reference, practice packets, solutions, and corrective assignments. To begin, scholars review the types of triangles, then investigate...
+
20 Items in Unit Module
Lesson Planet: Curated OER

Geometry Unit 6: Similar Figures

For Teachers 9th - 12th Standards
Similar figures are the topic of Geometry Unit 6. Each of the four resources in the unit module contains a video, teacher reference, practice packets, solutions, and corrective assignments. In the first lesson, pupils learn the...
+
23 Items in Unit Module
EngageNY

EngageNY Geometry Module 5: Circles With and Without Coordinates

For Teachers 9th - 12th Standards
A comprehensive 21-lesson math unit challenges high schoolers to wrap their heads around the geometry of circles. Building on a prior understanding of similarity and congruence, length and area, and the properties of geometric figures,...
+
36 Items in Unit Module
EngageNY

EngageNY Geometry Module 2: Similarity, Proof, and Trigonometry

For Teachers 9th - 12th Standards
The Geometry Module 2: Similarity, Proof, and Trigonometry collection includes 36 lessons that are divided into five topics: Scale Drawings, Dilations, Similarity and Dilations, Applying Similarity to Right Triangles, and Trigonometry....
+
12 Items in Collection
Lesson Planet: Curated OER

Math Antics Geometry Video Lessons

For Teachers 4th - 8th Standards
The point of this collection of 12 videos is to introduce learners to three basic parts of geometry—points, lines, and planes. The presenter provides definitions, shows how to classify shapes, provides examples, and shows how to use...
+
25 Items in Collection
Lesson Planet: Curated OER

Exploring Space Through Math: Geometry

For Teachers 9th - 12th Standards
Young mathematicians use their knowledge of geometry and precalculus to study the movement of the robotic arm on the International Space Station (ISS) and the flight pattern of NASA’s C-9 jet. In addition, they use spherical coordinates...
+
20 Items in Unit Module
Lesson Planet: Curated OER

Geometry Unit 2: Reasoning and Proof

For Teachers 9th - 12th Standards
The four lessons in the Geometry Unit 2 module are all about reasoning and proof. In the first lesson pupils watch a video introducing conditional statements and their related statements. Learners find out how to identify the hypothesis...
+
35 Items in Unit Module
Lesson Planet: Curated OER

Geometry Unit 3: Parallel and Perpendicular Lines

For Teachers 9th - 12th Standards
The Geometry Unit 3: Parallel and Perpendicular Lines Unit Module contains seven lessons, each with a video, teacher reference, practice packets and solutions, and corrective assignments. In the first lesson, pupils learn eight...
+
30 Items in Unit Module
Lesson Planet: Curated OER

Geometry Unit 7: Right Triangles

For Students 9th - 12th Standards
Six lessons comprise the Geometry Unit 7: Right Triangles unit module. In the first lesson, pupils review the Pythagorean Theorem and determine how to use the converse to determine whether a triangle is right, obtuse, or acute. Next,...
+
20 Items in Unit Module
Lesson Planet: Curated OER

Geometry Unit 8: Transformations

For Teachers 9th - 12th Standards
Four resources make up the Geometry 8 Unit Module. To begin, scholars review the different types of transformations. They work in more detail with translations by drawing the transformations and writing the algebraic rule. In the second...
+
33 Items in Unit Module
Lesson Planet: Curated OER

Geometry Unit 10: Surface Area and Volume

For Teachers 9th - 12th Standards
Geometry Unit 10 contains six resources that cover surface area and volume. Scholars first watch a video explaining the basic terminology of three-dimensional figures, such as prisms, lateral edges, bases, and faces. They then learn how...
+
29 Items in Unit Module
Lesson Planet: Curated OER

Geometry Unit 9: Area of Polygons

For Teachers 9th - 12th Standards
Six lessons make up the Geometry Unit 9: Area of Polygons unit module. Pupils review the formulas for finding the area of parallelograms and triangles. They apply previous learning of trigonometric ratios and the Pythagorean Theorem to...
+
14 Items in Unit Module
Lesson Planet: Curated OER

Geometry Unit 12: Probability

For Students 9th - 12th Standards
The "Geometry Unit 12: Probability" series contains three video lessons designed for the flipped classroom. Learners watch as videos demonstrate several types of problems highlighting probability concepts, and then work through a series...
+
26 Items in Unit Module
Lesson Planet: Curated OER

Geometry Unit 11: Circles

For Students 9th - 12th Standards
The five resources in the Geometry Unit 11: Circles Unit Module are designed for the flipped classroom. Pupils watch videos that show how to apply concepts about circles, tangents, congruent chords and arcs, and intercepting arcs....
+
38 Items in Assessment Set
Lesson Planet: Curated OER

Balanced Assessment: Advanced High School Math Packet

For Teachers 11th - 12th Standards
Nineteen resources make up the Balanced Assessment: Advanced High School Math Packet designed to test learners' knowledge in Algebra II, Geometry, and Pre-Calculus classes. To demonstrate their understanding of concepts related to these...
+
12 Items in Unit Module
EngageNY

EngageNY Grade 8 Math Module 5: Examples of Functions from Geometry

For Teachers 8th Standards
A collection of 11 lessons boost eighth-graders' knowledge of geometric functions. Scholars delve deep into the concept of a function—the definition, examples, graphing and comparing. Learners explore the volume of cubes and cylinders....
+
14 Items in Unit Module
EngageNY

EngageNY Geometry Module 3: Extending to Three Dimensions

For Teachers 9th - 12th Standards
Building on the understanding of congruence studied in Module 1 and on similarity studied in Module 2, the 14 lessons  in the Module 3 collection focus on developing a bridge  from geometric measurement in two dimensions to understanding...
+
37 Items in Unit Module
Lesson Planet: Curated OER

Geometry Unit 5: Quadrilaterals and Polygons

For Students 9th - 12th Standards
One's knowledge of angles should measure up to expectations. Scholars watch a video to learn about angles in polygons. They first see how to partition a polygon into triangles to find the sum of the interior angle measures. They then...
+
7 Items in Collection
Lesson Planet: Curated OER

Classifying 3D Shapes

For Teachers 7th - 10th Standards
Get help when teaching 3D shapes in Geometry by using these resources to introduce classification, practice labeling, and apply this knowledge to other types of problems.