Curated OER
Finding The Area Of Shapes
Fourth graders investigate the concept of computing the area using different shapes. They use prior knowledge in order to devise a formula for a parallelogram. Scaffolding is provided by the teacher to find the formula of area for...
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Volume, Surface Area for Rectangular & Triangular Prisms
Seventh graders explore the concept of rectangular and triangular prisms. In this rectangular and triangular prism lesson, 7th graders identify various prisms as triangular or rectangular. Students discuss the various shapes of bases...
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Geometry: Calculating Area
In this calculating area worksheet, students find the area of complex shapes. This one-page worksheet contains 6 multi-step problems.
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Area, Perimeter Word Puzzle
Students measure planes and solids. In this geometry instructional activity, students find the area and perimeter of different polygons.They complete a word puzzle to review their vocabulary words.
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Areas and Perimeters
Students practice together measuring the lengths of the sides of various shapes as well as how to change units into other measuring formats. Individually they work on several word problems involving areas and perimeters. Formulating the...
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Lengths, Areas and Shapes - Week 9
In this lengths, areas and shapes instructional activity, students explore overlapping and non-overlapping patterns. They identify the number of objects in a pattern, determine how the pattern may be folded to create additional patterns,...
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How Many Units?
Young mathematicians calculate the area of rectangles and squares. In this geometry lesson plan, learners are grouped in pairs and use geoboards to construct rectangles. They calculate the area of the figure by counting the number of...
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Triangles
This unit enables scholars to apply the rule for area of a triangle (area equals half base times height). They practice multiplication and division strategies as they calculate areas.
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Investigation-Looking at Polygons
Eighth graders plot points and investigate polygons. They locate a point, using ordered pairs of integers on the coordinate plane. Students compare geometric measurements and computations on coordinate axes as they are applied to...
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Perimeter of Shapes
These squares and rectangles have length and width measurements with decimals; can young geometers determine the exact perimeter of each? Using a step-by-step example as guidance, they show work to find the perimeter of each of these...
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Can You Build It?
Students investigate the concept of perimeter. They design there own figure and measure the perimeter of it. The instructional activity is given the context of the shape being a path that is traveled by a ladybug. This provides the shape...
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Pacing a Gunther Chain
Students pace a Gunther Chain, a measurement used by foresters to determine distance and area. They discuss that pacing is individualized depending on age, gender, etc. They practice to find an average pace. Teams estimate, pace and...
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ExplorA-Pond: 4th Grade Perimeter Estimation
Your geometers are used to finding the perimeter of a square or rectangle, so give them something different this time! With this lesson plan, small groups will receive a picture of a shoreline and calculate the perimeter. The website...
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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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Cover and Boarders
Students find the area and perimeter of rectangular figures. They use this information to find patterns and discover relationships between area and perimeter. Students apply and explain formulas relating to perimeter, area, and volume.
Radford University
Natural Disaster Recovery and Quadrilaterals: Fencing and Roofing Materials
Storm into a better understanding of geometry. Using a tornado as a backdrop, scholars practice their skills finding perimeters and areas of rectangles. Learners apply their knowledge of the Pythagorean Theorem to find missing sides of...
101 Questions
Sticky Stickies
Don't let your classes get stuck on area calculations—grab their attention with an inquiry-based lesson! Scholars must develop a plan to determine how may sticky notes it takes to cover the surface of a door. They decide on the...
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Measurement: Area
In this math problem solving worksheet, students practice their math skills as they measure to find the area of 6 rectangles in centimeters.
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Area 3
For this math problem solving worksheet, learners practice their math skills as they use the given measurements to find the area of 6 rectangles.
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Area
In this math problem solving worksheet, students practice their math skills as they use the given measurements to find the area of 6 rectangles.
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Area 2
In this math problem solving activity, students practice their math skills as they use the given measurements to find the area of 6 rectangles.
Curated OER
Shapes and Their Insides
Learners follow a series of instructions for drawing and coloring different shapes in order to learn the difference between the perimeter and area of a polygon. Then they are asked to find the perimeter and area of a 3x4 rectangular...
Curated OER
Area, Arithmetic and Algebra
Explore the concept of this perfect square trinomial and difference of squares lesson. A hands-on activity that uses paper rectangles and squares to illustrate the perfect-square trinomial and difference of squares formulas.
Curated OER
Tiling Tessellations
Students explore tessellations. In this shapes and geometry lesson, students describe the attributes of many of the shapes displayed on an Elmo. Students create examples of tessellations using pattern blocks.