Lesson Plan
Curated OER

GEOMETRY UNIT

For Teachers 9th - 12th
High schoolers, through investigation facilitated by dynamic geometry software, determine geometric properties and relationships involving two-dimensional shapes, and apply the results to solving problems.
Lesson Plan
Curated OER

Primary Geometry

For Teachers K - 2nd
Students identity simple geometric shapes. In this early geometry lesson, the teacher introduces students to triangles, squares, and rectangles, then students identify and classify the shapes as they are found in the classroom. To...
Lesson Plan
Curated OER

Distance in Coordinate Geometry

For Teachers 9th - 10th
Students analyze distance and graphing. In this geometry lesson, students work problems on a coordinate grid calculating the distance. They apply the Pythagorean Theorem to their data and answer.
Lesson Plan
Curated OER

Mathematics Within: Algebraic Processes and Its Connections to Geometry

For Teachers 5th
Fifth graders discover the connections between algebra and geometry. With a focus on arrays and factors, they are introduced to multiplication. They develop an array for multiples of 2 through 10 and identify the factors of each row....
Lesson Plan
Curated OER

Math All Around Us!

For Teachers 6th - 8th
Students find math concepts in every day items. In this math concept lesson, students take ten photographs of things they find interesting. They analyze the photographs to find hidden math concepts such as counting, lines, angles,...
Lesson Plan
Curated OER

Geo Jammin' - Day 1, Lesson 3: Math Moments on My Mind

For Teachers 2nd
Second graders write a Math Moments journal.
Lesson Plan
Curated OER

Math Morphing Proximate and Evolutionary Mechanisms

For Teachers 9th - 12th
High schoolers identify the different types of fractals. In this geometry lesson, students use math to analyze different biological phenomena. They collect data from the experiments and construct graphs.
Lesson Plan
Curated OER

Interactivate - Geometry in Tessellations

For Teachers 8th - 11th
Students use an on-line worksheet to experiment with patterns of tessellations in regular polygons. As students observe different shapes in the "Tessellate" Activity they complete a data table and practice making predictions for...
Lesson Plan
Curated OER

Geometry Poetry

For Teachers 3rd - 5th
Students write an original diamante poem about a shape of their choice. They examine how to write a diamante poem, and select a shape and write a poem using Microsoft Word software.
Lesson Plan
Curated OER

Geometry Regents Questions: Isosceles Triangle Theorem

For Teachers 9th - 12th
In this isosceles triangle worksheet, students solve 19 multiple choice and short answer problems.  Students use the isosceles triangle theorem to determine unknown angle measures.
Lesson Plan
Curated OER

Geometry Challenge

For Teachers 5th - 7th
Students explore angle relationships and measure angles with a protractor by hand and online. They explore various websites and complete online activities and complete a worksheet.
Lesson Plan
Curated OER

Exploring Geometry in the Real World

For Teachers K - 1st
Students find real-world examples of a variety of geometric shapes. They conduct research, record observations, and write descriptions. They create a classroom cityscape and highlight the information they gathered. They present an oral...
Lesson Plan
Curated OER

Algebra/Geometry Institute Summer 2009 - Triangles and the Pythagorean Theorem

For Teachers 7th
Seventh graders find the perimeter and area of triangles.  In this finding the perimeter and area of triangles lesson plan, 7th graders find the perimeter and area of triangles given two sides.  Students find the missing side...
Lesson Plan
Curated OER

Geometry, Measurement & Reasoning

For Teachers 7th - 9th
Students measure prisms and determine their volume. In this measurement and reasoning lesson, students estimate the volume and area of prisms. They measure given boxes. Students use paper to create prisms and cylinders. They determine...
Lesson Plan
Curated OER

Geometry Practice: Volume

For Teachers 9th - 12th
In this volume worksheet, students find the volume of 6 solids.  Students find the volume of rectangular and triangular prisms.
Lesson Plan
Curated OER

Area: Algebra/Geometry Institute Summer 2009

For Teachers 6th - 8th
Young scholars compute the area of a rectangle.  In this area lesson, students measure the sides of rectangles and squares.  They cut figures, measure them, and determine the area of each given figure.  Young scholars...
Lesson Plan
Curated OER

Algebra/Geometry Institute Summer 2007 - Perimeter of Polygons

For Teachers 6th
Sixth graders find the perimeters of polygons and use perimeters to form polygons. In this perimeter lesson, 6th graders study vocabulary associated with finding perimeter such as polygon, line segment, variable, and formula. They make...
Lesson Plan
Curated OER

Find Someone

For Teachers 2nd - 7th
Your class will participate in a series of math vocabulary activities to learn about parallel lines. They find people using a math list and connect math words in the context of sentences. They also read the math words in the example...
Lesson Plan
Curated OER

Math and Measurement

For Teachers 8th - 9th
Students use the correct tool to measure distances. In this geometry lesson, students use an odometer and ruler correctly as they study maps. They describe how far way something is.
Lesson Plan
EngageNY

The Inscribed Angle Alternate – A Tangent Angle

For Teachers 9th - 12th Standards
You know the Inscribed Angle Theorem and you know about tangent lines; now let's consider them together! Learners first explore angle measures when one of the rays of the angle is a tangent to a circle. They then apply their...
Lesson Plan
EngageNY

Secant Angle Theorem, Exterior Case

For Teachers 9th - 12th Standards
It doesn't matter whether secant lines intersect inside or outside the circle, right? Scholars extend concepts from the previous instructional activity to investigate angles created by secant lines that intersect at a point exterior...
Lesson Plan
EngageNY

Scale Drawings

For Students 9th - 10th Standards
Are you searching for a purpose for geometric constructions? Use an engaging approach to explore dilations. Scholars create dilations using a construction method of their choice. As they build their constructed dilation, they...
Lesson Plan
EngageNY

Proving the Area of a Disk

For Teachers 9th - 10th Standards
Using a similar process from the first lesson in the series of finding area approximations, a measurement resource develops the proof of the area of a circle. The problem set contains a derivation of the proof of the circumference...
Lesson Plan
EngageNY

Motion Along a Line – Search Robots Again

For Students 9th - 12th Standards
We can mathematically model the path of a robot. Learners use parametric equations to find the location of a robot at a given time. They compare the paths of multiple robots looking for parallel and perpendicular relationships and...

Other popular searches