Children's Books Online
Children's Books Online: Joan of Arc
"Joan of Arc", written in 1907 by M. Boutet De Monvel, has been digitized and made available by the Rosetta Project. This 50 page book is appropriate for advanced readers.
CK-12 Foundation
Ck 12: Arc Length
[Free Registration/Login Required] Students use circumference to determine the arc length. Click challenge me to answer practice questions and click learn more to watch a video.
Purple Math
Purplemath: Sectors, Areas, and Arcs
Explains formulas for areas of sectors of circles and lengths of arcs. Demonstrates how to use the formulas in each of degrees and radians.
Internet History Sourcebooks Project
Fordham University: Medieval Sourcebook: Jerome: Against Vigilantius
Fordham University's Medieval Source Book is a collection of copy-permitted texts from the public domain related to medieval and Byzantine history. This site contains the full-text translation of a letter dictated by Joan of Arc to the...
National High Magnetic Field Laboratory
Magnet Academy: Arc Lamp 1876
Fire lighted the night for many centuries. Then came Sir Humphry Davy and the birth of the arc lamp, an invention built upon in the years that followed by many.
Math Open Reference
Math Open Reference: Major and Minor Arcs
Learn about major and minor arcs with this helpful reference tool. Provides a detailed definition and an interactive activity that enhances further explanation. Includes links to related topics.
Math Open Reference
Math Open Reference: Intercepted Arc
Learn about the intercepted arc with this handy reference guide. Provides a detailed definition, example, and an interactive activity that enhances further explanation. Includes links to related topics.
Texas Instruments
Texas Instruments: Angles Formed by Intersecting Chords, Secants, and Tangents
In this activity, students will investigate properties of angles and arcs formed when chords, secants, and tangents intersect and intercept arcs in a circle. They discover several important theorems concerning circles and arc sizes. They...
National High Magnetic Field Laboratory
Magnet Academy: Arc Lamp
Invented decades before it could be used, the first type of electric light was so brilliant it was used for lighthouses and street lamps.
Math2
Math2: Circles
This site has many useful formulas and examples relating to circles, including related definitions, circumference of a circle, area of a circle, length of a circular arc, area of a circular sector, equation of a circle in cartesian...
Illustrative Mathematics
Illustrative Mathematics: G C Orbiting Satellite
A satellite is orbiting the Earth at a given height and students are asked to find the distance it travels to complete 70 percent of an orbit. This task provides a context for connecting an angle in radians to the arc length intercepted...
Danuta Bois
Distinguished Women of Past and Present: Joan of Arc
This concise biography on Joan of Arc (1412-1431 CE) include a bibliography of resources for research and further reading.
University of Georgia
University of Georgia: Segment and Arc Length
This site gives a short explanation about the segment and arc length
Math Graphs
Houghton Mifflin: Math Graphs: Arc Length [Pdf]
The problem investigates arc length. The practice exercise has students label and interpret graphs. The handout is available in PDF format.
Metropolitan Museum of Art
Metropolitan Museum of Art: Mont Sainte Victoire & Viaduct of the Arc River Vall
From the Metropolitan Museum of Art the impressionist painting "Mont Sainte-Victoire and the Viaduct of the Arc River Valley" by Paul Cezanne, is described in a short paragraph and presented with a large-format image.
University of Saskatchewan (Canada)
Finding Arc Length and Central Angle Exercises
This site provides two geometry problems involving circles. One problem has the reader find the arc length given the angle and radius, the other problem has the reader find the measure of the angle given the arc length and radius....
Texas Instruments
Texas Instruments: Arcs and Angles: Explore Inscribed & Central Angle Properties
This activitie uses the power of Cabri Jr. to explore the relationship between inscribed angles and central anlges in cirles.
Cuemath
Cuemath: Circles
Explore everything about circles. Learn various parts of a circle like a diameter, radius, circumference, circles chord, tangent circles, major arc, segment, sector, and discover other interesting aspects of it. Try your hand at solving...
NOAA
Noaa: Submarine Ring of Fire 2006
This multi-media site is packed with interesting information about the exploration of the undersea volcanos situated along the Marianna Arc.
Curated OER
Math Words: Arc Measurements
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.
Curated OER
Math Words: Arc Measurements
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.
Curated OER
Math Words: Arc Measurements
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.
Shmoop University
Shmoop: Saint Joan
The play Saint Joan depicts the life of Joan of Arc. Written by George Bernard Shaw this site looks at the plays symbols and imagery and also does an excellent anaysis of the characters.
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