Lesson Plan
Curated OER

Marshmallow Geometry

For Teachers 3rd
Third graders create 2D and 3D shapes using marshmallows and toothpicks. For this geometry lesson, 3rd graders create their shapes and document the number of faces, edges, corners, angles, and sides. They share one shape and its...
Lesson Plan
Curated OER

Making Rectangles

For Teachers Pre-K - 3rd
Students study rectangles. In this math lesson, students use numbers, measurements and geometry to draw rectangles of varying sizes.
Lesson Plan
Curated OER

Marshmellow Geometry

For Teachers 5th - 10th
Students explore a variety of geometric shapes, name them, and list their characteristics. The shapes are transposed into structures and checked for accuracy.
Interactive
Curated OER

Quadrilateral Properties

For Students 9th - 12th
In this online math worksheet, learners answer "true" or "false" to a variety of statements regarding the properties of quadrilaterals. This excellent resource allows the students to check their answers, and to get "hints" should they...
Worksheet
Curated OER

The Quadrilateral Family

For Students 10th
For this quadrilaterals worksheet, 10th graders solve and complete 10 different problems that include identifying various quadrilaterals. First, they indicate whether the statements are true or false for each. Then, students determine...
Lesson Plan
Curated OER

Extra Practice 44: Solving Problems Using Quadratic Equations

For Teachers 9th - 10th
In this quadratic worksheet, students read short stories, write quadratic equations and use their problem solving skills to solve the equation. Students use the Pythagorean Theorem to find the length of a diagonal, dimensions of a...
Lesson Plan
Curated OER

Geometry of Triangles - Week 6

For Teachers 12th - Higher Ed
In this geometry of triangles worksheet, students find the length of sides, are, and angle measurement of inscribed triangles, pentagons, and midpoint of a line. This two-page worksheet contains seven problems.
Lesson Plan
Curated OER

Triangles and Quadrilaterals

For Teachers 2nd
Second graders explore triangles and quadrilaterals. They rotate to various centers in the room to identify and examine triangles and quadrilaterals. After presenting a picture to the class, 2nd graders locate right angles, triangles...
Lesson Plan
Curated OER

Let's Explore the World of Triangles and Quadrilaterals!

For Teachers 2nd
Second graders explore the features of triangles and quadrilaterals. In this lesson on triangles and quadrilaterals, 2nd graders rotate with their group to five different activities all exploring a different aspect of geometry.
Lesson Plan
Curated OER

Intro To Quadrilaterals

For Teachers 1st - 3rd
Students engage in a lesson that is concerned with the concept of quadrilaterals and how they are used to create a rectangle for a door. They create a drawing of a quadrilateral while finding the sum of the angles. They practice problems...
Worksheet
Curated OER

Properties of Quadrilaterals

For Students 9th - 11th
For this properties of quadrilaterals worksheet, students use the properties of quadrilaterals to find the perimeter, angle measurement or length of a missing side of a given polygon. Examples and explanations of the properties are...
Lesson Plan
Curated OER

Shapes Are Everywhere

For Teachers 3rd
Third graders use various shapes to identify polygons and understand symmetry. They explore pattern blocks noticing their similarities and differences, then share with other team members. They draw 3 polygons in their journals and...
Lesson Plan
Curated OER

Quadrilaterals

For Teachers 10th
In this geometry worksheet, 10th graders solve problems with quadrilaterals. They calculate the sum of the angles, find missing angles and identify properties of quadrilaterals. There are 16 questions with an answer key.
Worksheet
Curated OER

Parallelogram Worksheet

For Students 10th - 11th
In this geometry activity, students identify important properties of parallelograms. They identify properties of the sides, angles and diagonals. There identify special parallelograms also.
Worksheet
Curated OER

The Theorem of Pythogoras

For Students 9th - 10th
In this geometry worksheet, students solve right angle triangles using the Pythagorean Theorem. They calculate the area and sides of triangles and circles. There are 52 questions total.
Worksheet
Savvas Learning

Putting Shapes in Order

For Students 5th - 7th Standards
Challenge math scholars with polygon word problems that require logical reasoning. They answer two word problems about geometric shapes and their arrangement in a column based on clues given. Next, learners draw a robot made of...
Worksheet
Curated OER

Quadrilaterals and Other Polygons: Homework

For Students 5th - 6th
In this polygons learning exercise, students classify each polygon in as many ways as possible. Students then write polygon or not a polygon to classify each figure and find the measure of the missing angles. Students finish with one...
Worksheet
Curated OER

Quadrilaterals and Other Polygons

For Students 5th
In this polygon worksheet, 5th graders name 6 polygons, tell if each one is a regular polygon or not and tell if it is a special quadrilateral.
Lesson Plan
Pennsylvania Department of Education

Rotational Symmetry of Polygons and Other Figures

For Teachers 5th - 8th
Students explore geometry by participating in a shape rotation experiment. In this symmetry lesson, students identify the term symmetry and a list of other geometry vocabulary. Students analyze shapes as they are turned 90 degrees and...
Interactive
Curated OER

All About Quadrilaterals

For Students 7th
In this quadrilateral post test worksheet, 7th graders answer ten multiple choice questions by solving questions based on quadrilaterals and angles of quadrilaterals. This is an interactive worksheet.
Interactive
Curated OER

Similar Figures

For Students 7th - 10th
In this similar figures worksheet, students identify the meaning of similar, corresponding sides, and congruent.  They use proportions to find the length of a missing side.  Students dilate given figures according to a scale...
Worksheet
Curated OER

Geometric Figures

For Students 10th
In this geometric figures worksheet, 10th graders solve and complete 18 different types of problems that include various figures. First, they find the area of the figures shown if consecutive sides are perpendicular. Then, students find...
Worksheet
Curated OER

Find the Area

For Students 10th
In this find the area worksheet, 10th graders solve and complete 18 different types of problems. First, they find the area of a figure with consecutive sides. Then, students find the area and perimeter of a square shown. They also find...
Worksheet
Math Worksheets Land

Measure Area by Counting Units - Step-by-Step Lesson

For Teachers 3rd - 5th Standards
What is the area? Because there is only one problem here with a detailed explanation below, consider projecting this as an all-class warm up. Learners examine a rectangle split into 12 squares. They know that each unit is three...