Worksheet
Curated OER

Math Worksheet: Area (3)

For Students 9th - 12th
In this area worksheet, high schoolers find the area of one irregular polygon.  Students find the area by dividing the irregular polygon into multiple regular polygons.
Worksheet
Curated OER

Quadrilaterals and Other Polygons: Practice

For Students 5th - 6th
For this polygons worksheet, students classify each polygon in as many was possible. Students then write polygon or not a polygon to classify each figure. Students find the measure of the missing angles and complete two test prep...
Worksheet
Curated OER

Polygons- Vertices and Sides

For Students 3rd - 4th
In this polygons worksheet, students name a set of 8 polygons, then state how many vertices and sides each has. Answers included on page 2.
Worksheet
Curated OER

Compare Area and Perimeter of 2D Shapes

For Students 5th - 6th
In this area and perimeter learning exercise, students compare area and perimeter of pairs of figures, determining which has either the greatest area or perimeter. A reference web site is given for additional activities. 
Lesson Plan
Curated OER

Fractal and the Dragon Curve

For Teachers 11th - 12th
Students explore Fractal designs. In this geometry instructional activity, students observe the different polygons created in nature and relate it to math. They define polygons on planes and rotate polygons about a point.
Worksheet
Curated OER

Identifying Shapes

For Students 3rd - 4th
In this shape identification worksheet, students identify shapes as circles, triangles, squares or rectangles. A reference web site is given for additional activities.
Worksheet
Curated OER

Building Big Ideas in Math With a Frog Theme

For Students 3rd - 4th
In this problem solving worksheet about frogs, students complete two pages of activities. Students figure out how a frog can hop between lily pads following the rules given. Students draw all possible paths.
Lesson Plan
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Captain Planet Foundation

Shape Shifters in the Math Garden

For Teachers 3rd Standards
Combines mathematical measurement with gardening skills. Third graders hunt for worms in the garden and try to find the longest one. They also measure and weigh vegetables that they harvest from the garden, measure rainfall amounts,...
Worksheet
Curated OER

Math Who Am I? Worksheet 3

For Students 3rd - 4th
In this math who am I instructional activity, students read geometric shapes and math terms clues, fill in the blanks, and check their answers by circling each third letter in boxes with answers. Students write eight answers.
Lesson Plan
Curated OER

Symmetry and Tangrams

For Teachers 6th
Sixth graders build figures out of tangrams. In this symmetry lesson, 6th graders view tangrams and identify the polygons included in them. Students divide into groups, identify their tangram pieces, define the lines of symmetry, and use...
Worksheet
Curated OER

Shapes and Designs

For Students 10th
In this shapes and designs worksheet, 10th graders solve and complete 6 different types of problems. First, they fill in the first two columns of the table show with their shapes. Then, students measure the interior angles of each...
Lesson Plan
Curated OER

Classifying Polygons

For Teachers 7th
Seventh graders participate in a polygon hunt.  In this polygon lesson, 7th graders examine how polygons are alike and different.  Students create a Venn diagram and label the sorting circles.  Students work in cooperative...
Worksheet
Curated OER

Visualize 3-D Objects and Make Nets of Common Solids

For Students 3rd - 5th
Prisms are the focus of this geometry activity. Students count the number of parts of a prism and chart 26 answers. Vocabulary such as: "faces," "edges," and "verticies" are taught. A well-designed math activity!
Worksheet
Curated OER

Data Management and Probability: Applications

For Students 7th
In this data management and probability applications instructional activity, 7th graders solve 13 different types of problems that include finding the mean, median, mode, and range of each set of values, as well as, solving a number of...
Worksheet
Curated OER

Complementary and Supplementary Angles

For Students 10th
In this complementary and supplementary angles worksheet, 10th graders solve and complete 23 various types of problems. First, they supply a reason to justify each statement in the given sequences. Then, students find the measure of each...
Worksheet
Curated OER

Rations and Proportions

For Students 9th - 12th
In this ratios and proportions worksheet, students answer 8 questions in which they are setting up and solving proportions. One problem also consist of several polygons in which students must identify missing information.
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. For this perimeter lesson, 6th graders study vocabulary associated with finding perimeter such as polygon, line segment, variable, and formula. They make...
Lesson Plan
Mathematics TEKS Toolkit

Grade 6: Exploring c/d = pi

For Teachers 6th Standards
Introduce your math class to the perimeter of a circle. Teach them that pi describes the relationship between the circumference and the diameter. As a hands-on investigation, pairs or small groups use string to compare these two values...
Lesson Plan
Curated OER

Measuring Angles & Segments

For Teachers 10th - 12th
Students view a PowerPoint for a warm-up lesson. They practice measuring around the classroom, measuring such things as the length and width of a desk, pencil, door, and book. Students use a website to practice measuring angles.
Lesson Plan
Curated OER

Napolean Triangle

For Teachers 9th - 11th
Learners investigate the Napoleon triangle theory. In this polygon lesson plan, students  differentiate between the boundary points, interior and lattice point of a polygon. They apply concepts of equilateral triangles to solve...
Worksheet
Curated OER

Polygon Area Review Sheet

For Students 9th - 12th
In this polygon area worksheet, students answer 8 questions involving the area of several polygons. Students are given various details of the polygon and must find lengths of various polygons.
Lesson Plan
Curated OER

Symmetry that is Basic and Beautiful

For Teachers 1st - 3rd
Learners explore lines of symmetry. In this symmetry lesson, students divide and combine shapes along basic lines of symmetry. Learners explore symmetry in real life objects.
Lesson Plan
Curated OER

Regular Polygons

For Teachers 5th
Fifth graders explore polygons. In this math instructional activity, 5th graders find examples of regular polygons in the classroom and measure the sides of figures to determine if they are regular polygons.
Lesson Plan
Curated OER

Geometry, Shapes and Public Sculpture

For Teachers K - 3rd
Young scholars explore characteristics of geometric shapes. They observe geometric shapes and forms in public sculpture. Students create a unique sculpture of their own using basic three dimensional shapes. Additional cross curriculum...