Circles Teacher Resources

Find Circles lesson plans and worksheets
Showing 1 - 24 of 19,106 resources
EngageNY

EngageNY Geometry Module 5: Circles With and Without Coordinates

For Teachers 9th - 12th Standards
A comprehensive 21-lesson math unit challenges high schoolers to wrap their heads around the geometry of circles. Building on a prior understanding of similarity and congruence, length and area, and the properties of geometric figures,...
3 Items in Collection
Lesson Planet

Know and Use the Formulas for Area and Circumference of a Circle (7.G.B.4)

For Teachers 6th - 8th Standards
Practice with the formulas for circumference and area of a circle. Videos each work with a specific area and the last video challenges them to work backwards when given the area.
18 Items in Collection
Lesson Planet

Social & Emotional Learning in High School: Relationship Skills

For Teachers 9th - 12th Standards
Building strong relationship skills is one important part of social and emotional learning. Working in book circles, as lab partners, research teams, and project-based learning groups requires a specific set of relationship skills. The...
EngageNY

EngageNY Grade 3 ELA Module 2A, Unit 1

For Teachers 3rd Standards
How do people become experts at something? Third graders will explore this more specifically with regard to frogs, and will study "Bullfrog at Magnolia Circle" by Deborah Dennard. They read informational texts, generate questions, and...
8 Items in Collection
Lesson Planet

Graphing Trig Functions

For Teachers 9th - 12th Standards
Going from simple trig functions to their graphs can seem like a daunting task. These resources show the steps to connect evaluating the functions to graphing them. The collection has a variety of resource types for you to explore. 
12 Items in Collection
Lesson Planet

Getting into Trig

For Teachers 9th - 12th Standards
Starting with right triangles (SOH-CAH-TOA) and working up to the concept of radians, this collection introduces students to trigonometric ratios and supports them in learning to evaluate trigonometric functions.
EngageNY

EngageNY Algebra II Module 2: Trigonometric Functions

For Teachers 10th - 12th Standards
Building on young mathematicians prior knowledge of geometry and algebraic functions, this 17-lesson unit introduces the topic of trigonometric ratios. Starting with the basic definitions of sine, cosine, and tangent, students move on to...
EngageNY

EngageNY Grade 7 Math Module 3: Expressions and Equations

For Teachers 7th Standards
A math module challenges young mathematicians to generate equivalent expressions.  Scholars demonstrate how order or grouping does not affect the practice of addition and multiplication. By the end of the module, learners recognize and...
3 Items in Collection
Lesson Planet

"Grade 9-12, Claim 2 & 4: Problem Solving & Communication Reasoning Supports"

For Teachers 9th - 12th Standards
Small but mighty, a collection of three resources features presentation slides that prepare high schoolers for the Smarter Balanced assessment. Claim 2 features problem solving questions drawn from all content areas. Claim 3 focuses on...
9 Items in Collection
Lesson Planet

Grade 7, Claim 1: Concepts and Procedures Item Slide Shows

For Teachers 7th Standards
Prepare seventh graders for end-of-year assessments with a collection of nine resources packed with teacher and student-friendly slides featuring problems that address the A-I competencies. Questions are modeled after Smarter Balanced...
10 Items in Collection
Lesson Planet

Economic Lowdown Video Series

For Teachers 8th - Higher Ed Standards
Designed for high school and college-level classes, a collection of 12 resources covers topics in economics, banking, and monetary policy. Students investigate supply curves, the law of demand, market equilibrium, and the labor market....
11 Items in Collection
Lesson Planet

Farm Printables Collection

For Teachers Pre-K - 2nd
Teach your class about the farm with the ABCmouse.com! This collection includes coloring pages, a word search, and color-by-numbers pages. Access these and thousands of other resources for Preschool through 2nd grade at...
Lesson Planet

Lines of Symmetry for Circles

For Students 4th Standards
Further your instruction on geometrical symmetry with an investigation of circles. Fourth graders come to realize that the lines of symmetry of a circle are infinite.
1 In 1 Collection
EngageNY

Writing the Equation for a Circle

For Teachers 9th - 12th Standards
Circles aren't functions, so how is it possible to write the equation for a circle? Pupils first develop the equation of a circle through application of the Pythagorean Theorem. The lesson then provides an exercise set for learners to...
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

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...
Lesson Planet

Circular Motion

For Students 9th - 12th
You can make sure your physicists' heads are not spinning when studying circular motion by assigning this worksheet as homework. In it, they describe tangential and rotational speed, define centripetal force, explain why centrifugal...
4:02
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

Circles Centered at the Origin: Dog

For Students 11th - Higher Ed Standards
How many bones can a dog on a leash reach? Class members move a dog on the end of its leash and determine whether it can reach bones located at specific points. The learners see whether the bone lies on the circle or outside of the...
Lesson Planet

Circumference and Areas of Circles

For Teachers 7th - 12th Standards
Middle and high schoolers listen to a scenario about a puppy and use the scenario to develop formulas in order to find the area of a circle. In this circumference activity, pupils understand how to find the radius, diameter, area of a...
Lesson Planet

Circle Reasoning

For Students 9th - 12th Standards
Derive the equation of a circle using the Pythagorean Theorem. Pupils then use the equation to graph circles on a coordinate plane. Their final activity provides information about a circle such as an equation, center, radius, or two...
Lesson Planet

Discovering the Formulas for Circumference and Area of a Circle

For Teachers 9th - 12th Standards
Find formulas using direct measurements and reconstruction. Groups use diagrams of circles and measure their circumferences. With several examples, classmates determine the constant of variation, pi. Pupils continue exploring circle...
4:23
Lesson Planet

How Do You Find the Area of a Sector of a Circle?

For Teachers 6th - 9th
How do you find the area of a sector of a circle? Use the formula of course. Then all you have to do is plug in the given values and do the math. Make sure you are following the rules of order of operation. The instructor will walk you...
3:16
Lesson Planet

Graphing Circles: Lesson

For Students 9th - 11th Standards
Explore a standard method to graph a circle. Given the standard form of the equation of a circle, the segment of a basic geometry playlist shows how to graph the circle. The resource works examples of graphing a circle, finding the...

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Circles