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150 resources with the concept area of circles

Lesson Planet

Temple Geometry

For Students 8th - 10th Standards
Temper your excitement of temple geometry. Using algebraic and geometry concepts to determine various measurements in a circle diagram, scholars determine the shaded area of the diagram.
Lesson Planet

Circle Pattern

For Students 7th - 9th Standards
Cool circle patterns! To investigate patterns of shading in circles, learners use the values for specific examples of the pattern to generate a verbal rule for the arrangement.
Lesson Planet

Area of Common Geometric Figures

For Students 8th - 11th Standards
Scholars can use area formulas, but can they apply what they know about area? The lesson challenges learners to think logically while practicing finding area of shapes such as rectangles, circles, parallelograms, triangles, and other...
1 In 1 Collection
EngageNY

Unknown Length and Area Problems

For Teachers 9th - 10th Standards
What is an annulus? Pupils first learn about how to create an annulus, then consider how to find the area of such shapes. They then complete a problem set on arc length and areas of sectors.
Lesson Planet

Assessment For The California Mathematics Standards Grade 6

For Students 6th Standards
Test your scholars' knowledge of a multitude of concepts with an assessment aligned to the California math standards. Using the exam, class members show what they know about the four operations, positive and negative numbers, statistics...
1 In 1 Collection
EngageNY

What Is Area?

For Teachers 9th - 10th Standards
What if I can no longer justify area by counting squares? Lead a class discussion to find the area of a rectangular region with irrational side lengths. The class continues on with the idea of lower approximations and upper...
3:35
Lesson Planet

Why Are Manhole Covers Round?

For Students 8th - 12th Standards
Discover the peculiar geometric property of the curve of constant width, the Reuleaux triangle, and their intriguing connection to manhole covers with yet another fascinating TED-Ed video. 
Lesson Planet

Let Them Eat Pi

For Teachers 7th - 12th Standards
Looking for a fun and creative way to celebrate Pi Day? Then this is the resource for you. From a scavenger hunt and trivia contest to PowerPoint presentations and skills practice worksheets, this collection of materials is a...
Lesson Planet

The Amazing Pi Race

For Teachers 7th - 12th Standards
Add a sense of excitement to your math class with this race across the country. Using their knowledge of all things circular, young mathematicians work in pairs answering a series of pi-related word problems as they hop from one city to...
Lesson Planet

National π Day

For Teachers 4th - 8th Standards
Learners can enjoy pi with pie! A collection of short activities celebrates pi day with a word search, a maze, and real-world problemsn. Using pi in formulas for area, circumference, and volume as well as exploring simple fractions is...
2 In 2 Collections
Lesson Planet

Area, Perimeter and Volume

For Students 5th - 8th Standards
Develop young mathematicians' knowledge of two- and three-dimensional shapes with this geometry workbook. From learning about the classifications of different shapes and figures to calculating their area, perimeter, and volume, this...
1 In 1 Collection
Lesson Planet

Pie Problem: Area of Circles

For Students 6th - 8th Standards
Two pies are displayed and your bakers or mathematicians must compute the area of each. The answers to this straightforward task are printed at the bottom of the activity so that learners can check their own work. If you white them out...
Lesson Planet

Penn Museum: China Gallery

For Students 6th - 12th Standards
Invite your learners to take a closer look at the art and mathematical function of dome buildings as designed by the ancient Romans. In the next segment of this attractive worksheet set, your young historians will then learn about...
Lesson Planet

The Circumference of a Circle and the Area of the Region it Encloses

For Teachers 6th - 8th Standards
Bring your math class around with this task. Learners simply identify parts of a given circle, compute its radius, and estimate the circumference and area. It is a strong scaffolding exercise in preparation for applying the formulas for...
Lesson Planet

Measuring the Area of a Circle

For Teachers 6th - 8th Standards
When mathematical errors happen, part of the learning is to figure out how it affects the rest of your calculations. The activity has your mathematicians solving for the area of a circular pipe and taking into consideration any errors...
4:51
Lesson Planet

How Do You Find the Lateral and Surface Areas of a Cone?

For Teachers 7th - 10th
The lateral surface area of a cone. Hmmm, what does that mean? Oh, it means the part you see if the cone was sitting on a flat surface, so it does not include the base. But if you want to include the base then it would be finding the...
Lesson Planet

Stained Glass

For Teachers 7th - 9th Standards
A complex question looking for the total cost of a stained glass window by calculating area and circumference of a circle. With detailed components, this activity will challenge your designers to figure out if they have enough money to...
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Eight Circles

For Teachers 6th - 9th Standards
We are used to finding the area of a circle by plugging the radius into an equation. Here, learners are required to go further to find multiple areas and calculate the difference. They must detect a pattern in order to figure out the...
1 In 1 Collection 5:04
Lesson Planet

What is the Formula for the Volume of a Cone?

For Teachers 6th - 9th Standards
All you need are a few values to find the the volume of a cone! Watch an informative math video that guides learners through the formula needed, as well as the relationship between the cone's volume and the volume of other...
Lesson Planet

AREA in Coordinate Geometry

For Teachers 9th - 11th
Math whizzes graph a figure on their TI-84 calculator and compute the area of the given space. Pupils use their graphing calculators to graph and find the area of given shapes. The included worksheet asks students to complete a table...
Lesson Planet

Area of a Circle - ELL 20.7

For Students 7th
Seventh graders use diagrams of three sizes of circles to solve each radius, diameter, and area. They solve ten problems.
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Area of Circle - Homework 20.7

For Students 7th
In this finding areas of figures worksheet, seventh graders use given numbers for pi to find the areas of various shaped figures. They solve thirteen problems.
Lesson Planet

Area of Circles and Probability

For Teachers 8th - 12th
Learners investigate the area of squares and circles. In this geometry instructional activity, students calculate the area and probability of simple events. They work on a laptop using Safari.
8:18
Lesson Planet

Area of a Segment

For Students 6th - 12th Standards
It's not a sector, it's not a triangle, it's just a segment. Viewers of a short YouTube video learn how to calculate the area of a segment. They see how to determine the area of the sector and then subtract off the area of a triangle to...