Lesson Plan
Curated OER

Structures and Shapes

For Teachers 3rd - 4th
Students make jewelry using different shapes from magazines, tissue paper, cardboard, and other materials. In this making jewelry lesson plan, students complete this hands on activity to discuss how shapes are used.
Worksheet
Curated OER

Math 53 - Review for Midterm 1

For Students Higher Ed
In this review for midterm, students use parametric equations to find points on a curve, explore conic sections, write vector functions, and sketch cylindrical coordinates. This two-page review contains 10 multi-step problems.
Lesson Plan
Curated OER

More Rhythmic Ribbons

For Teachers K
Students reinforce and further develop jumping and landing skills, and locomotor skills. They further develop body and space awareness.
Lesson Plan
Curated OER

Ski in Slovakia in Style

For Teachers 3rd - 5th
Learners read a short article about the mountains and skiing in Slovakia. For this ESL lesson, students explore the reasons that skiing is a popular activity in Slovakia, then complete several short activities to reinforce the reading.
Lesson Plan
Curated OER

Make Your Own Trashasaurus Rex Sculpture

For Teachers 2nd - 6th
Students explore environmental awareness through reusing materials. In this environmental awareness lesson, students use trash to create a "trashasaurus," a large dinosaur sculpture made from waste. Detailed structure and papier-mâché...
Unknown Type
Northwestern University

Parametric Equation Arc Length [Pdf]

For Students 9th - 10th
This site does a good job of clearly describing how we find the arc length of a parametric curve. The site works an example and gives the general formula for finding the arc length of a smooth parametric curve.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Arc Length

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the length of an arc. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Arc Length

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This concept teaches students to find the length of an arc. Students examine guided notes, review guided practice, watch instructional videos and attempt practice...
Unit Plan
Cuemath

Cuemath: Arc Length

For Students 9th - 10th Standards
Learn all about arc length. This lesson targets what is arc length and the different formulas used to calculate it. Check-out the interactive simulations to know more about the lesson and try your hand at solving a few interesting...
Unknown Type
Khan Academy

Khan Academy: Arc Length

For Students 9th - 10th Standards
Relate the length of an arc to the circumference of a whole circle and the central angle subtended by the arc. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Length of an Arc

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Definition and measurement of an arc on a circle,
Activity
Math Words

Math Words: Arc Measurements

For Students 9th - 10th Standards
This site offers the formula and an example of finding the length of an arc. The site also supplies a picture of what an arc is in a circle with links to related words.
Unknown Type
Khan Academy

Khan Academy: Arc Length

For Students 9th - 10th
Use definite integrals to find the length of an arc. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Texas Education Agency

Texas Gateway: Determining Arc Length

For Students 9th - 10th
Given a problem situation involving sectors of circles, the student will use proportional reasoning to solve the problem.
Unknown Type
Khan Academy

Khan Academy: Radians and Arc Length

For Students 9th - 10th Standards
Solve problems related to radians and arc length like finding an arc length given the central angle and radius. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Handout
Purple Math

Purplemath: Sectors, Areas, and Arcs

For Students 6th - 8th Standards
Explains formulas for areas of sectors of circles and lengths of arcs. Demonstrates how to use the formulas in each of degrees and radians.
Unknown Type
Khan Academy

Khan Academy: Arc Length

For Students 9th - 10th
A practice for students to find the length of an arc. Practice includes video instructions to give helpful hints.
Activity
Mathematics Archives

Math Archives: Visual Calculus: Arc Length

For Students 9th - 10th
This site explains the arc length. The site has links to related topics and examples.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Applications of Integrals

For Students 9th - 10th
Hotmath provides 24 practice problems dealing with integral applications. Each of the practice problems include a step-by-step guide for solving their application.
Handout
Geometry Help

Geometry Help: Arcs, Angles, and Sectors

For Students 9th - 10th Standards
Explains the basic concept of arcs, angles, and sectors with step-by-step instructions and methods for solving specific problems on your own relating to this topic.
Activity
Analyze Math

Analyze Math: Sectors and Circles Problems

For Students 9th - 10th Standards
Try these three problems regarding area of sectors, length of arcs, and central angles. The problems will challenge and intrigue sharp geometry students. Detailed written solutions are included.
Activity
Lawrence Hall of Science

The Math Page: Trigonometry: Arc Length

For Students 9th - 10th Standards
Here is a site that clearly and thoroughly explains arc length and its relationship to radian measure of angles. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site...
Handout
CK-12 Foundation

Ck 12: Geometry: Circumference and Arc Length Study Guide

For Students 9th - 10th Standards
This study guide on circumference and arc length covers key vocabulary, the parts of a circle, and formulas for circumference, area, and arc length. It is available for download with free registration.
Activity
University of Georgia

University of Georgia: Arcs, Central Angles, Arc Length & Sector Area

For Teachers 9th - 10th Standards
This site provides practice problems for calculating central angles and calculating arc length.

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