Curated OER
Triangles
For this triangles worksheet, 10th graders solve 10 different problems that include determining the measurement of various angles. First, they determine the area of a triangle illustrated on the sheet. Then, students use the picture to...
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Quadrilaterals and Other Polygons: Homework
In this polygons worksheet, 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 word problem.
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Geometry
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...
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Who Am I? (Middle School)
Third graders complete a classroom game used to build understanding of two and three-dimensional shapes. Diagonals, sides, regularity, congruency, angle measurements, parallels, perpendicular, faces, and edges are a few of the vocabulary...
Mathematics Vision Project
Geometric Figures
Logical thinking is at the forefront of this jam-packed lesson, with young mathematicians not only investigating geometric concepts but also how they "know what they know". Through each activity and worksheet, learners wrestle with...
K12 Reader
The Art of M.C. Escher
Show your class one way in which art and math are related by teaching them about M.C. Escher. Class members read a brief passage and then respond to five related questions.
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Trigonometric Triangles
For this trigonometry worksheet, students find the missing angle and sides given the 6 trigonometric values. There are 6 questions with an answer key.
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Math Who Am I? Worksheet 3
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.
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Meet the Polygon Family
Fourth graders investigate regular polygons. In this regular polygon activity, 4th graders explore the attributes of different polygons. Students work in groups to complete a KWL chart regarding polygons.
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Angles, Parallel Lines, and Polygons
Students examine how to investigate polygons using an instrument of their own construction. They should be able to prove the general formula for the number of degrees in any polygon (including a triangle). Finally they investigate an...
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Polynominoes
In this polynominoes worksheet, learners solve 9 different types of polynominoes problems. First, they identify that a polynominoe is a polygon made from squares of the same size and connected to each square. Then, students determine how...
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Interactivate - Lines, Rays, Line Segments, and Planes
Students explore lines, rays, line segments, and planes. In this math instructional activity, students discuss the math concepts and direct their instructor in graphing functions. Students collaborate in graphing additional functions.
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Connecting Formulas Related to Geometric Figures
Students identify diagrams of quadrilaterals and circles by different names and classify the figures. They name the areas for each diagram and practice solving the formulas for each.
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Polygons
Students work together to create mobiles with different polygons. They research the polygon and list its characteristics. They may present to the class if they chose to.
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Marshmallow Figures
Students enjoy making 3-D figures while learning about rectangular prisms, pyramids, vertices, edges, and faces. After a lecture/demo, students use marshmallows, toothpicks and a worksheet imbedded in this lesson to create 3 dimensional...
Curated OER
Area of a Parallelogram
In this area of a parallelogram activity, 10th graders determine the measurement of 10 different parallelograms illustrated. First, they multiply the base of the parallelogram times its height to determine the area. Then, students...
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Space and Shape in Geometry:
Students are asked to visualize three-dimensional figures and apply this visualization to problem solving.
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1st Geometry
In this geometry worksheet, students choose the multiple choice answer to 15 questions involving several different elements of geometry.
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Give It a Whirl
Students examine and identify polyhedron shapes on a math website. They write journal reflections about two- and three-dimensional shapes, and transform a square into a pinwheel.
Yummy Math
Parametric Equations and a Heart
Trigonometry, art, and Valentine's Day come together in a creative activity about parametric equations. Learners calculate several equations before graphing them either by hand, on a graphic calculator, or Excel spreadsheet to curve...
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Pass It On
Fifth graders participate in a class activity that helps them learn some geometric terms along with their definitions. They describe relationships between two and three-dimensional shapes and analyze attributes and properties of...
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Spiders' Wheel
Learners engage in a lesson which reinforces the concepts of clockwise and anti-clockwise rotation, while developing an understanding that angles are measured in degrees. They utilize a mathematics educational program to gain practice.
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Wind Tunnels
Students build a simple wind tunnel and test out 2 glider wing shapes at different angles of attack. They record results and their observations just as engineers do.
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Make a Box
Young scholars use specific dimensions to create a box. In this geometry lesson plan, students analyze the different properties of two and three dimensional shapes. They make conjectures and use it to solve problems.