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Curated OER
Properties of Parallelograms
Scholars explore parallelograms in this geometry lesson. They investigate the properties of a parallelogram. Assisted by technology, your learners will construct a parallelogram and examine the sides, angles, and diagonals to discover...
Math Mammoth
Special Products
In this math activity, students write a four-part expression for the area of the whole rectangle and simplify it. They also practice multiplying the binomials.
Curated OER
Finding the Area Under A Curve with Random Probability
Students explore the concept of area under a curve. In this area under a curve lesson, students find the area under a curve using the Monte Carlo method using random points and probability. Students calculate the area under the same...
Curated OER
Using Math To Build A Swimming Pool
In this math worksheet, students create the plans for building a swimming pool through calculating its surface area. Then they answer the 13 related questions.
Curated OER
Areeas of Parallelograms and Triangles
Twelfth graders are able to deduce the area of polygons by using several methods such as coordinate method. They are able to apply the area of polygons to real life situations. Students apply the Pythagorean Theorem in problem solving...
Curated OER
Length/Width of a Rectangle
In this length and width worksheet, students find either the length or width of a rectangle with the area and other known measurement given. Students complete 4 problems.
Curated OER
Area of Parallelograms
Seventh graders review the process of finding the area of a rectangle and complete a couple of examples as a class. They discuss what a parallelogram is and what the formula would be for finding its area. They listen to an explanation...
Curated OER
Areas of triangles, trapezoids, and rhombi
Young scholars solve geometry problems. In this area and perimeter lesson, students use formulas to solve problems from the textbook.
Curated OER
Square Problem
In this square problem worksheet, learners read a word problem dealing with the are of a square. From the given information, students determine the dimensions of a rectangle. This one-page worksheet contains 1 problem. ...
Curated OER
Attributes & Nets of a Cube
Third graders engage in a instructional activity that focuses on the attributes and forming of a cube. They construct a cube using different combinations while comparing a square with only two-dimensions. Students fold paper while...
Curated OER
Elements of Art
Third graders discover elements in visual art. In this visual art lesson, 3rd graders explore the use of line, shape, and color in visual art. After reviewing works of art, students create unique art pieces. Technology resources provided.
Curated OER
Surface Area with Polydrons
Students explore measurements by analyzing geometric shapes. In this surface area lesson, students identify the terms volume, weight, perimeter and area in order to find the requested measurements of specific polygons. Students utilize...
Curated OER
Explore Area
In this exploring area activity, students sharpen their problem solving skills as they solve 6 story problems using the provided diagrams.
Curated OER
Area and dimensions
Sixth graders study the concepts of area and dimensions. In this area and dimensions instructional activity, 6th graders work in pairs to complete the handout included that illustrates ways to represent various numbers. Students also...
Curated OER
Finding Area and Perimeter of Rectangles and Squares Given Vertices
In this area and perimeter worksheet, students find area and perimeter of rectangle and squares given the coordinates of the vertices. Grids are provided for these six problems.
PBS
Accessible Shapes
All the 2-D and 3-D measurement work you need is in one location. Divided into three sections, the geometry lesson plans consist of visualization of three dimensions, classifying geometric figures, and finding surface area and volume....
Noyce Foundation
Which is Bigger?
To take the longest path, go around—or was that go over? Class members measure scale drawings of a cylindrical vase to find the height and diameter. They calculate the actual height and circumference and determine which is larger.
Concord Consortium
Divisions
Divide and conquer the geometry problem. Young scholars consider how to subdivide triangles into smaller ones that have equal areas. They must apply their knowledge of medians to help accomplish the task.
Achieve
Dairy Barn
Agriculture is truly a math-based profession! Help the dairy farmer determine the supplies needed to complete his barn. Using given dimensions, learners build equations and use units to determine the correct amount of materials.
Noyce Foundation
Lyle's Triangles
Try five problems on triangles. Levels A and B focus on shapes that can be created from right triangles. Level C touches upon the relationship between the area of a six-pointed star and the area of each triangle of which it is composed....
Curated OER
Area and Perimeter of Trapezoids (A)
In this area and perimeter learning exercise, students find the area and perimeter of trapezoids containing numbers with decimals. Students complete 6 problems.
Curated OER
Area and Perimeter of Rectangles
For this area and perimeter worksheet, students find the area and perimeter of rectangles whose sides are three digit numbers with decimals. Students complete 6 problems.
American Statistical Association
Exploring Geometric Probabilities with Buffon’s Coin Problem
Scholars create and perform experiments attempting to answer Buffon's Coin problem. They discover the relationships between geometry and probability, empirical and theoretical probabilities, and area of a circle and square.
Curated OER
Inscribing a Square in a Circle
Inscribing a square in a circle brings up a number of interesting geometry topics including triangle congruence and how to prove a quadrilateral is a square. This activity is followed up by finding the area of the square and determining...