Lesson Plan
Curated OER

SuperShapes, Part 1; "Tri"ing Triangles

For Teachers 5th - 6th
An outstanding lesson on triangles awaits your math scholars. Learners focus on the triangle, which is the strongest of all polygons. They see the role that triangles play in the design of buildings, and learn about triangle...
Worksheet
Curated OER

Rectangular Prisms (F)

For Students 5th - 6th
For this finding the volume and surface area of rectangular prisms worksheet, students observe the figures with their dimensions in centimeters and apply the formulas to solve. Students solve 3 problems.
Lesson Plan
Curated OER

Graphing Data

For Teachers 8th - 9th
Students graph lines in a coordinate plane. In this geometry lesson, students graph lines on a coordinate plane, and identify the slope. They calculate the volume, area and perimeters of the shapes created on a coordinate plane.
Worksheet
Curated OER

Pairs of Angles

For Students 10th
In this geometry activity, 10th graders determine the measures of various angle pairs:  supplementary, complementary, and vertical angles.  The two page activity contains a combination of twelve multiple choice and free...
Lesson Plan
Curated OER

Camping with a Triangular Prism and Its Net

For Teachers 8th - 10th
Students differentiate triangular prisms from other prisms using nets. In this geometry lesson, students define the properties of a triangular prism and its symmetry. They build a triangular prism moving lines around.
Lesson Plan
Curated OER

Geometry

For Teachers 9th - 11th
Students are introduced to the basics of Geometry. Using cutout shapes, they identify whether they are polygons by using the properties of polygons. They practice drawing shapes they are going to be using on an everyday basis and...
Lesson Plan
Curated OER

Geometry w/o Figures - Week 7 (Basic Geometry Formulas)

For Teachers 10th - 12th
In this basic geometry worksheet, young scholars use basic formulas of geometry to find the area of a polygons, the number of sides of a polygon, and sum of the angles of various polygons. This three-page worksheet contains eight problems.
Lesson Plan
Curated OER

A Sphere and Its Net

For Teachers 8th - 12th
Students identify and sketch the nets for sphere. In this geometry instructional activity, students differentiate between two and three dimensional shapes. They find the surface area of each sphere.
Worksheet
Curated OER

Geometry: Calculating Areas of Triangles

For Students 4th - 7th
In this geometry worksheet, students calculate the areas for each of the eight triangles shown and write their answers on the lines provided.
Lesson Plan
Curated OER

Box Folding: Predict, Analyze and Measure

For Teachers 10th - 11th
Students predict the shape of a geometric figure in 3D. In this geometry lesson plan, students construct 3D shapes to perfect their knowledge of measuring and predicting. This assignment is also available as an online interactive lesson...
Lesson Plan
Curated OER

Using Nets to Find Surface Area

For Teachers 8th
Eighth graders explore three-dimensional objects (prisms, pyramids, cylinders and cones) to draw nets. They use the understanding of drawing nets to find the surface area of pyramids and cylinders.
Lesson Plan
Curated OER

Translations, Reflections, and Rotations

For Teachers 9th - 12th
Students are introduced to the concepts of translation, reflection, and rotation. They practice translating, reflecting, and rotating two-dimensional objects on the coordinate plane. students use computers to learn about the three concepts.
Lesson Plan
Curated OER

Unit Perimeters and Areas

For Teachers 9th - 11th
Students use Geometers SketchPad to find the area and perimeter of several shapes. For this geometry lesson, students determine area of rectangles and progress through irregular polygons. None of the referenced worksheets are included...
Worksheet
Curated OER

Family Activity-- Finding Areas of Triangles

For Students 4th - 5th
In this math worksheet, students work at home with a family member to identify triangles and find the areas. Students find 3 triangles in tile patterns, wallpaper, paintings or anywhere in the home and answer 6 questions.
Interactive
Curated OER

Cones

For Students 10th
In this geometry worksheet, 10th graders determine the volume of a cone, given either the diameter or radius and the height. The one page interactive worksheet contains ten questions. Answers and hints are included. 
Interactive
Curated OER

My Test Book: Geometry Skills 2

For Students 5th - 7th
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding geometry skills. Students may submit their answers to be scored.
Lesson Plan
Curated OER

Investigation-On the Surface

For Teachers 5th - 7th
Students compute the surface area of 3 geometric solids to determine the shape of package that would require the least amount of paper to wrap. In this geometry instructional activity, students work on a two-question assessment embedded...
Worksheet
Curated OER

Worksheet 2 - Spring 1996

For Students 11th - Higher Ed
In this math worksheet, students state the two fundamental laws of Calculus. Then they investigate finding the area of a rock in cross-sectional pieces.
Lesson Plan
Alabama Learning Exchange

It's Around There Somewhere! Perimeter, and Circumference

For Teachers 6th - 8th Standards
Explore the concept of building equations for perimeter and circumference. Learners use rulers to measure the perimeter of half a sheet of paper.  Then fold the sheet of paper numerous times, each time measuring perimeter. ...
Lesson Plan
Curated OER

Geometry in Nature

For Teachers 6th - 7th
Students examine how the circumference, diameter, and the relationship of Pi of a circle are related. They count the summer rings of a tree to determine its growth.
Lesson Plan
Curated OER

Water Treatment Plant Tour

For Teachers 9th - 11th
Students define vocabulary related to geometry and calculate the volume. In this geometry lesson plan, students calculate flow rates, and volume as it relates to a water plant facility. They calculate the volume of three dimensional...
Worksheet
Curated OER

NY State Testting Program

For Students 7th
In this algebra worksheet, 7th graders review and practice core concepts for their 7th grade exam. They review geometry, algebra and solving word problems. This assignments contains a booklet of worksheets.
Worksheet
Curated OER

Cylinder: Student Worksheet

For Students 3rd - 5th
Pairs of geometry whizzes work together to determine which of three differently shaped cylinders will have the greatest volume. Pupils cut out the three rectangles embedded in the plan, and tape them together to form a cylinder. From...
Lesson Plan
Curated OER

Visualizing Multiplication

For Teachers 3rd - 5th
Upper graders represent multiplication of a two-digit number by a two-digit number as the area of a rectangle with dimensions of the two factors. They find patterns for the number of different base ten blocks in a rectangle representing...