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Measuring Arc Length: Lesson Instructional VideoMeasuring Arc Length: Lesson Instructional Video
Publisher
CK-12 Foundation
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
7th - 11th
Subjects
Math
1 more...
Resource Type
Instructional Videos
Media Length
2:45
Audiences
For Teacher Use
1 more...
Duration
10 mins
Instructional Strategy
Direct Instruction
Technology
Video
Internet Access
Year
2013
Usage Permissions
Fine Print
Instructional Video

Measuring Arc Length: Lesson

Curated and Reviewed by Lesson Planet
This Measuring Arc Length: Lesson instructional video also includes:
  • Measuring Arc Length: Examples
  • Join to access all included materials

Slice off a piece of pi! A section of an extensive playlist on geometry develops the formula to find the length of an arc. Using the formula, the presentation works through examples finding the arc length, the radius, and the measure of the central angle.

6 Views 5 Downloads
CCSS: Adaptable

Concepts

arc length, arcs, circumference, pi

Additional Tags

math

Instructional Ideas

  • Lead a discussion on the difference between arc length and arc measure

Classroom Considerations

  • Assumes individuals can solve linear equations
  • Requires pupils to know the relationship between arc measure and the measure of a central angle
  • This video is hosted on YouTube

Pros

  • Uses color to highlight portions of the problems
  • Contains a link to more arc length resources, including applications

Cons

  • None

Common Core

HSG-C.B.5 MP2 MP6

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Lesson Plan

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Worksheet

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What do skateboarding and baked goods have in common with math? You can use them to connect half-pipe ramps and cakes to arcs and sectors. Pupils compare the lengths of three different ramp options of a skate park. They calculate the...
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Discuss all things round and round. Pupils review finding area and the circumference of circles and use them to solve problems. Next, they learn about central angles and their relationships to measures of arcs. Learners then find out how...
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Don't let your classes feel like they are going in circles. The video lesson shows pupils how to apply a formula to finding the length of an arc defined along a circle. The instructor uses three different examples to illustrate the...
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Unit Plan

Cuemath: Arc Length

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How are arc lengths and radians related? An interactive resource demonstrates the relationship as pupils create arc lengths in a unit circle and compare them to the angle measurements. Questions ask individuals to build upon this...
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Unknown Type

Khan Academy: Radians and Arc Length

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