### We found 30 resources with the keyterm area of a circle

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Lesson Planet

#### Area of a Circle

For Students 7th - 10th
A second installment in a series on circles, this production demonstrates the process of finding the area of a circle. As an introductory tool, it is effective. However, it does not explain the reasoning behind the formula because that...
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...
Lesson Planet

#### 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 of Circle Worksheet

For Students 6th - 10th
Given the diameter of a circle, learners are charged with finding its area. They halve the diameter, square it, and multiply by pi. Five problems provide basic practice.
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Lesson Planet

#### How Do You Find the Volume of a Cylinder?

For Teachers 6th - 10th
What is the formula to find the volume of a cylinder? Here's the formula - volume equals base times height, and the base of a cylinder is base equals pi times radius squared. If the is a given value for radius, and a given value for...
Lesson Planet

#### Measuring Circles

For Teachers 5th - 12th
Students discover the area of circles. In this circles lesson, students work to find the circumference and diameter of a circle. Students compare the relation of the area of a circle to a square.
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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...
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Lesson Planet

#### How Do You Find the Area of a Circle if You Know the Radius?

For Teachers 6th - 8th
There are basically two things you need to know to find the area of a circle. First, you need to use the correct formula. Second, you have to know the value of the radius. If you know these two things then all you have to do is plug the...
Lesson Planet

#### Volume of Cylinders and Cones

For Students 7th - 8th
Line drawings of a circle, a cylinder, and a cone at the top of the page contain the formulae for area and volume of each shape. Learners complete the missing information in a chart that lists diameter, radius, height, and area and...
Lesson Planet

#### Area of a Circle When Radius is Given

For Students 5th - 8th
Five problems provide practice for learners to find the area of a circle given the distance of the radius. Answers on the key use pi as a variable and do not include fully computed numeric answers. To reinforce basic multiplication facts...
Lesson Planet

#### Circumference and Area of Circles (B)

For Students 5th - 6th
In this geometry worksheet, students calculate the area and circumference of 12 circles in which either the diameter or radius is shown. There are no formulas given on this page.
Lesson Planet

#### Circumference and Area of Circles (A)

For Students 5th - 6th
In this geometry worksheet, students solve 12 problems in which the area and circumference of a circle is calculated to the tenth place. No formulas are given on this page.
Lesson Planet

#### ExplorA-Pond: 6th Grade Area and Random Number Tables

For Teachers 6th
Sixth graders estimate surface area of a pond using a random number table.
Lesson Planet

#### Area of Circle Worksheets

For Students 10th
In this geometry worksheet, 10th graders calculate the area of circle give either the radius or the diameter. The one page interactive worksheet contains ten questions. Answers and  hints are included.
Lesson Planet

#### The Cover Up, Part II (Area of a Circle)

For Teachers 9th - 10th
Students calculate the area of a circle. In this geometry lesson, students discuss the area and relationship of a circle to the unit circle. They derive trigonometric values using the unit circle.
Lesson Planet

For Teachers 8th - 10th
In this circle worksheet, young scholars use a drawing of a circle. The diameter is given. Students find the radius, circumference and area of the circle. On the second problem, young scholars are shown a circle with a hole inside it....
Lesson Planet

#### Area of a Circle

For Teachers 9th - 12th
Students explore the area of a circle.  In this area of a circle lesson plan, students construct a circle and find the length of its' radius.  Students plot the length of the radius v. area of the circle of their circle with varying...
Lesson Planet

#### The Capacity of Planets

For Teachers 10th
Tenth graders change numbers written in standard form to scientific notation. In this scientific notation lesson, 10th graders use given diameters and distances from the sun for each planet in our solar system. After rewriting each of...
Lesson Planet

#### Area of a Circle Worksheet

For Students 6th
In this geometry worksheet, 6th graders identify the area of the four given circles by using the given diameters. There is a space for students to show their work.
Lesson Planet

#### PieFree Circles

For Teachers 10th
Tenth graders explore the area of circles.  In this geometry lesson, 10th graders investigate a problem in which a square is inscribed in a circle and a semi-circle is drawn with its’ center halfway along one of the sides of the square...
Lesson Planet

#### Circle Around

For Teachers 7th - 8th
Students investigate circles.  For this middle school geometry lesson, students determine the circumference and area of circles.  Additionally, students investigate the mathematics of a target and examine the areas of the different rings...