Unit Plan
Curated OER

Connecting Algebra and Geometry Through Coordinates

For Teachers 9th - 10th Standards
This unit on connecting algebra and geometry covers a number of topics including worksheets on the distance formula, finding the perimeter and area of polynomials, the slope formula, parallel and perpendicular lines, parallelograms,...
Worksheet
Curated OER

Inequalities

For Students 10th
In this inequalities learning exercise, 10th graders solve and complete 23 various types of problems. First, they find the area of an inscribed square in a circle shown. Then, students find the total area of the inscribed polygon and...
Lesson Plan
Curated OER

Area of Parallelograms

For Teachers 7th
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...
Lesson Plan
Pennsylvania Department of Education

Length and Perimeter

For Teachers 3rd
Third graders explore tessellations and the spatial concepts used in creating them.  In this tessellations lesson plan, 3rd graders rotate, reflect and transform shapes to create tessellations.  Students become familiar with...
Lesson Plan
Curated OER

Geoboard Squares

For Teachers 2nd - 3rd
Students create squares of different sizes on a geoboard. They find and describe a pattern. Students use the pattern to determine the number of squares possible on a 10-by-10 geoboard. They create squares with a horizontal base (and...
Worksheet
Mathwire

Graph Each Ordered Pair - Five Worksheets

For Students 4th - 6th Standards
This resource is composed of five separate worksheets on ordered pairs. After plotting each ordered pair, learners label each point, connect the points to create a figure, identify the polygon type, find the perimeter and area of the...
Lesson Plan
Curated OER

Infinite Secrets

For Teachers 9th - 12th
Students duplicate the method that Archimedes used to estimate the value of pi. They complete a data table and find the approximate values of pi for three sets of polygons.
Interactive
Curated OER

My Test Book: Geometry Skills 2

For Students 5th - 7th
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding geometry skills. Students may submit their answers to be scored.
Worksheet
Curated OER

MAP Practice

For Students 9th - 11th
In this geometry worksheet, students create circle, line and bar graphs using different comparisons of events. There are 24 questions with an answer key.
Worksheet
Curated OER

Equations Worksheet

For Students 6th - 8th
In this math activity, students create and solve equations with the help of Algebra Tiles. Then they apply formulas for geometry to find the perimeter of a polygon.
Lesson Plan
Creative Educator

Dream Room Design

For Teachers 3rd - 6th Standards
Junior designers brainstorm the elements that a bedroom might have, such as a bed, television, and dresser. They identify which items are needs and which are desires. They practice measurement skills in the classroom by determining its...
Lesson Plan
EngageNY

Creating and Solving Quadratic Equations in One Variable

For Students 9th - 10th Standards
Give your classes practice at modeling using quadratic models with a resource that uses area and integer problems to allow individuals to create second degree polynomials. Young mathematicians solve equations using factoring and then...
Lesson Plan
Curated OER

Square Graphs

For Teachers 7th - 11th
Students identify the different properties of quadrilaterals. In this geometry-instructional activity, students define parallel sides and diagonals of polygons as they compare to a quadrilateral. They identify the methods to find the...
Worksheet
Curated OER

Geometry

For Students 7th - 8th
In this line and angles instructional activity, students explore basic geometry vocabulary.  They classify polygons.  Students determine the area and perimeter of given shapes.  They examine the parts of a circle,...
Worksheet
Curated OER

Topics in Math

For Students 10th - 11th
In this consumer mathematics worksheet, students explore a variety of topics in mathematics including simple interest, perimeter, area, volume, translating words into symbols, percentage problems and mortgage calculations. The fourteen...
Lesson Plan
Curated OER

Calculate It

For Teachers 4th
Fourth graders find the area and perimeters of squares and rectangles using a calculator to check their multiplication. They use the appropriate formulas to find the area and perimeter of the given geometric shapes.
Lesson Plan
Curated OER

Daily Upkeep 8

For Teachers 4th
In this math worksheet, 4th graders complete a quick set of math problems where they first look at two rectangles and find the difference between the two in centimeters. Then, they compare two figures are select which fraction best...
Lesson Plan
Curated OER

Pape's Theorems

For Teachers 11th - Higher Ed
In this math worksheet, students find the length of the side of a regular hexagon whose area is numerically equal to its perimeter.
Lesson Plan
Curated OER

Effect on Surface Area and Volume

For Teachers 8th - 10th
Students identify the effect the change of dimensions causes for the volume and surface area. In this geometry lesson, students compare perimeter, area and volume as they play around with the dimensions of the polygons. They discuss...
Worksheet
Curated OER

Trapezoids and Kites Multiple Choice

For Students 9th - 12th
In this trapezoids activity, students solve 6 multiple choice problems. Students find the lengths of the bases of a trapezoid given a ratio and median length. Students find unknown angle measures of kites and trapezoids given a sketch.
Worksheet
Curated OER

Geometry: Calculating Area

For Students 7th - 9th
In this calculating area worksheet, students find the area of complex shapes. This one-page worksheet contains 6 multi-step problems.
Lesson Plan
Curated OER

Goldilocks and the Coordinate Grids

For Teachers 6th - 8th Standards
Where this lesson idea is lacking in materials, it makes up for with creativity! Using "Goldilocks and the Three Bears" as the background, mathematicians plot points on a coordinate grid to create props for the story. The polygons all...
Lesson Plan
Curated OER

Geometry, Pi, and Ancient Civilizations

For Teachers 8th - 9th
By working together, pairs of learners will complete a Pi webquest. Using the internet, they examine the ways people in the Ancient Civilizations of Egypt, Babylonia and Greece used Pi. To end the lesson, they review the concepts of...
Worksheet
Curated OER

The Mysterious Hexagon on Saturn!

For Students 9th - 12th
In this Saturn worksheet, students use a photograph of a hexagon feature on Saturn to solve three problems. These include finding the time it takes for the jet stream to complete one circuit around the hexagon, to find the size of the...