Lesson Plan
Curated OER

Geometry and Measurement

For Teachers K - 5th Standards
Young geometers explore relationships between units of measure and objects. Three activities provide varied opportunities to practice. Learners calculate the volume of two cylinders made by rolling a piece of paper vertically and...
Lesson Plan
Curated OER

Area and Perimeter of Regular Polygons - An Extension

For Teachers 9th - 12th Standards
Pupils explore the relationship between area and perimeter of polygons.They measure the area and perimeter of regular polygons inscribed in a circle. Learners then discuss how as the number of sides of a regular polygon increase, the...
Lesson Plan
Curated OER

Living Room Redecoration

For Teachers 4th
Fourth graders use math in a living room redecoration lesson. In this geometry lesson, 4th graders get the dimensions of a living room and need to find the amount and cost of paint and flooring. They read different scenarios and decide...
Lesson Plan
Curated OER

Perimeter and Area of 2D Shapes

For Teachers 6th - 7th
Students find the perimeter and area of circles, triangles, and rectangles. In this perimeter and area lesson plan, the teacher gives students formulas for each shape and measurement and works through examples on the board. While no...
Lesson Plan
Alabama Learning Exchange

It's Around There Somewhere! Perimeter, and Circumference

For Teachers 6th - 8th Standards
Explore the concept of building equations for perimeter and circumference. Learners use rulers to measure the perimeter of half a sheet of paper.  Then fold the sheet of paper numerous times, each time measuring perimeter. ...
Assessment
Noyce Foundation

Pizza Crusts

For Teachers 6th Standards
Enough stuffed crust to go around. Pupils calculate the area and perimeter of a variety of pizza shapes, including rectangular and circular. Individuals design rectangular pizzas with a given area to maximize the amount of crust and do...
Unit Plan
Mathematics Vision Project

Circles: A Geometric Perspective

For Teachers 10th - 12th Standards
Circles are the foundation of many geometric concepts and extensions - a point that is thoroughly driven home in this extensive unit. Fundamental properties of circles are investigated (including sector area, angle measure, and...
Lesson Plan
Curated OER

Does the Area of the Quadrilateral Change?

For Teachers 5th - 6th
Students study area and quadrilaterals. In this multiplication and area lesson, students use Polystrip models to change rectangles to form different parallelograms. Students find the area of the models use a Geometer Sketchpad to find...
Worksheet
Curated OER

Circles: Circumference and Area

For Students 8th - 11th
In this circle worksheet, students calculate the circumference and area of given circles. They determine the perimeter of a shaded area, and give explanations to support problems. This two-page worksheet contains 3 multi-step problems.
Lesson Plan
Curated OER

Finding the Area and Perimeter of Polygons

For Teachers 7th
Seventh graders practice finding the area and perimeter of polygons. In this polygon area lesson plan, 7th graders brainstorm shapes and take a walk to locate shapes. Students record properties of shapes and use various shapes to...
Lesson Plan
Curated OER

Area and Perimeter

For Teachers 10th
Learners find the area and perimeter of regular polygons and composite figures and examine the effect on the area and perimeter of a figure if the dimensions are multiplied by a constant. The nine page worksheet contains thirty-seven...
Worksheet
1
1
K5 Learning

Mixed Practice Word Problems #9

For Students 2nd - 4th Standards
Reinforce math concepts of multiplication, division, area, cups, and perimeter, with a mixed practice worksheet that offers five word problems.
Lesson Plan
Curated OER

The Value of Volume

For Teachers 9th - 11th
Students measure the perimeter and area of their polygons. In this geometry lesson plan, students calculate the volume and area using the correct tools. They calculate the time and temperature and the perimeter and side lengths of...
Worksheet
Curated OER

Using Formulas

For Students 10th
For this using formulas worksheet, 10th graders solve 12 different problems that are related to applying various formulas to find measurements. First, they determine the perimeter and area of each given rectangle. Then, students find the...
Lesson Plan
Curated OER

Who Let the Dogs Out?

For Teachers 8th - 10th
Students calculate the perimeter and area of polygons. In this geometry lesson, students apply formulas of perimeter to solve geometric problems. They calculate the area of a dog fence and create ways to keep the dog in that area.
Lesson Plan
Curated OER

Covering and Surrounding

For Teachers 5th - 6th
Students develop techniques for estimating the area of a circle and use ideas about area and perimeter to solve practical problems. In this area and perimeter lesson, students apply the concepts of perimeter and area to the solution of...
Worksheet
Curated OER

Challenge: Skills and Applications Lesson 1.7

For Students 9th - 10th
In this geometry activity, students find the circumference of a circle. They find the perimeter and area using the correct formula. There are 8 questions.
Activity
101 Questions

Best Triangle

For Teachers 9th - 12th Standards
What makes an equilateral triangle equilateral? It turns out it's much more than just the side lengths! Learners analyze four different triangles to determine the best equilateral triangle. They create a formula that they later use to...
Lesson Plan
EngageNY

Replacing Letters with Numbers

For Teachers 6th Standards
When did letters become the same as numbers? Scholars learn about substituting numbers for letters to evaluate algebraic expressions in the seventh part in a series of 36. The instructional activity focuses on expressions related to...
Activity
1
1
Illustrative Mathematics

Hexagonal Pattern of Beehives

For Teachers 9th - 12th Standards
Young geometers and biologists investigate the math of nature in an activity that is just the bee's knees. Participants will study the tessellations of hexagons in a beehive, along with the natural rationale behind the specific shape....
Worksheet
Curated OER

Area and Perimeter of Parallelograms (A)

For Students 5th - 8th
Here is an area and perimeter worksheet in which learners find each for a set of 60 given parallelograms. Problems appear six per page, on 10 pages plus answers. A website reference for additional resources is provided.
Worksheet
Curated OER

Using Formulae

For Students 10th
In this Formulae worksheet, 10th graders identify and solve 9 different problems that include using particular formulas as given in each set of instructions. First, they determine the perimeter of a rectangle using the formula given....
Lesson Plan
Curated OER

Measure: Perimeter, Area and Volume

For Teachers 4th - 6th
Students practice measuring with formulas. For this measurement lesson, students complete an activity that requires them to calculate perimeter, area, and volume.
Lesson Plan
Curated OER

Area of Polygons

For Teachers 9th - 11th
Students engage in a lesson that is about the concept of polygons and focuses upon finding the area. They use formulas provided in the lesson in order to solve problems given by the teacher for independent practice. Geometric figures are...