Curated OER
Writing Takes Shape!
Students read The Greedy Triangle and discuss geometric solids. In this geometry lesson, students list the geo-solids in the world and create a graphic organizer to show where geo-solids exist.
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Corners and Sides
In this corners and sides worksheet, students, with a partner, explore and calculate the answers to six word problems that involve a variety of different geometric shapes.
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2-Dimensional Shapes: Looking at Shapes
Help scholars identify shapes more thoroughly by counting their attributes. They examine eight 2-dimensional shapes, recording the number of sides and corners for each writing the name. Consider creating a class poster together before or...
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2-Dimensional Shapes: Naming Shapes
Get to know eight shapes by name: square, rectangle, triangle, pentagon, hexagon, and octagon. Young geometers write the correct name below each of these shapes, using a word bank for guidance. Then, they draw two of the shapes (hexagon...
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Congruency
Which triangles are congruent? There are two sets of triangles here for scholars to examine in order to determine which of them are congruent. They use an example and explanatory introduction to guide them through this process. The first...
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Line of Best Fit
For this line of best fit worksheet, students solve and complete 8 different problems that include plotting and creating their own lines of best fit on a graph. First, they study the samples at the top and plot the ordered pairs given on...
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Understand Categories of Shapes
This colorful set of shapes and figures is the data set learners need to fill out an extensive table. For each of 11 types of shapes or figures they record the quantity and how many corners and sides each has. This becomes more difficult...
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Understanding Categories of Shapes
What are these shapes? Here are four shapes with some common attributes: they each have four parallel sides and four vertices. Scholars identify a rectangle, rhombus, square, and quadrilateral. Because there is an explanation written...
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Recognize and Draw Shapes
What type of shape is this? Learners practice identifying shape attributes as they name a parallelogram and an oval and count the sides of a cube and a triangle. There are multiple-choice answers for the shape-name questions, so...
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Recognizing Shapes
What are these shapes? Learners examine pairs of six familiar shapes:Â circle, oval, triangle, hexagon, square, and rectangle. Each pair is placed together because of a common attribute, which is described above. Learners name the shapes...
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Recognize and Draw Shapes
Each of these 10 shapes comes with a question for learners to answer as they analyze its attributes. They examine the following shapes: hexagon, trapezoid, pentagon, circle, diamond, parallelogram, rectangle, triangle, cube, and oval....
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Area and Perimeter Quiz
In this mathematics worksheet, students give the area and perimeter of each polygon illustrated on the sheet. There are six different polygons to measure on the sheet.
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Values of Geometrical Shapes: How Many?
Practice analyzing shapes using this shape breakdown activity. Your scholars examine 2 shapes and 2 figures, identifying the number of faces, vertices, edges, and sides each has. The instructions remind students that an answer of "0" is...
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Measurement: Perimeter
In this perimeter worksheet, 10th graders identify and complete 9 different problems that include determining the perimeter of various figures. First, they complete the table by writing the number of sides in each figure listed on the...
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Symmetry Fun
In this symmetry worksheet, 7th graders identify and complete 12 different lines of symmetry in polygons. First, they color all of the polygons that have a line of symmetry. Then, students circle all of the regular polygons and use the...
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Finding Areas of Triangles, Rectangles, and Circles
Students find the areas of geometric shapes. In this geometry lesson students find and measure the sides, perimeters, and areas of quadrilaterals, triangles, and circles. Students relate the measures to the others by using formulas.
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Ratios in Right Triangles
Learners calculate the sides of right triangles in this trigonometric ratios lesson. They use Cabri Jr. software and TI-83 or TI-84 calculators to find the side lengths and their ratios to each other for various triangles. The provided...
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Prism Investigation (3)
In this prism investigation learning exercise, students complete a table telling the shapes at the end of prisms, the number of sides at each end, and the number of edges and complete the pattern of a function machine. Students write...
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Triangle Land
In this triangles worksheet, 3rd graders look at 8 pictures of triangles, count the triangles in each picture and then write a multiplication sentence to show how many sides there are in all. Students study the first one done for them.
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Similar Polygons
In this similar polygons worksheet, 10th graders solve 10 different problems that include determining various similar polygons. First, they determine the perimeter of a second triangle given the measures of all angles in the first. Then,...
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Triangles
In this triangles worksheet, 10th graders solve 3 extensive informal geometry problems that involve triangles. First, they sketch a triangle, selecting 3 of the sides and constructing 3 midpoints. Students then draw each of 3 medians by...
Math Mammoth
Area of Rectangles
In this geometry worksheet, 4th graders identify how many square units is the area of each of the shaded shapes. Then they find the areas of the rectangles when the sides are given. Students also draw the figure described for each.
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Shapes Galore!
First graders explore two-dimensional shapes. Individually, children follow directions to draw shapes. Learners use shaving cream, geoboards, yarn, marshmallows, and toothpicks to create shapes. As a class, 1st graders brainstorm...
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Triangle Classificaition with Geometer's Sketchpad.
Students use Geometer's Sketchpad to draw triangles and explore the classificaiton of each using the mearsures of interior angles and the lengths of the sides.