Browsing: All Content in Geometry for Circles Browse discussions 
Login to Subscribe / Save Results

Resource Name 
Topic (Course) 
Technology 
Type 
$? 
Rating 

Circles in the Plane

Circles (Geometry) 
Cabri Jr. 
Activity 

[0]

Students investigate the relationships between the equation of a circle, the length of its radius, and the coordinates of its center.
More: lessons, discussions, ratings, reviews,...

Get in Line

Circles (Geometry) 
Calculator 
Activity 

[1]

A calculator activity involving perimeter and circumference.
More: lessons, discussions, ratings, reviews,...

Archeology Problem

Chords (Geometry) 
Computer 
Lesson Plan 

[0]

This lesson/problem requires that students be able to construct chords to a circle and perpendicular lines in Geometer's Sketchpad.
More: lessons, discussions, ratings, reviews,...

Calculation of Pi from Explori...

Circles (Geometry) 
Computer 
Tool 

[0]

From the Arthur Engel book "Exploring Mathematics With Your Computer," this is the calculation of the first 500 terms of pi.
More: lessons, discussions, ratings, reviews,...

Computing Pi

Pi (Geometry) 
Computer 
Tool 

[1]

The Greek mathematician Archimedes approximated pi by inscribing and circumscribing polygons about a circle and calculating their perimeters. Similarly, the value of pi can be approximated by calculat...
More: lessons, discussions, ratings, reviews,...

Euclid's Elements, Book I, Def...

Circles (Geometry) 
Computer 
Support Material 

[0]

Gives Euclid's original definitions of boundaries and figures and then examines the definitions' validity and durability.
More: lessons, discussions, ratings, reviews,...

Geometry, Section 2

Circles (Geometry) 
Computer 
Support Material 

[0]

A collection of illustrated concepts including problems for students to work out, and standalone word problems. Includes automated feedback. Pre and posttests, answer sheets, additional help, tools,...
More: lessons, discussions, ratings, reviews,...

Spirograph Machine, or Tea cup...

Circles (Geometry) 
Computer 
Lesson Plan 

[0]

This lab studies the effects (both mathematical and artistic) of circular motion as points rotate around circles. Interesting things occur when a point moves around a circle as the circle rotates arou...
More: lessons, discussions, ratings, reviews,...

The Circle

Circles (Geometry) 
Computer 
Support Material 

[0]

Provides you with the definitions of circle, radius, diameter, and circumference.
More: lessons, discussions, ratings, reviews,...

The Geometer's Sketchpad Equat...

Circles (Geometry) 
Computer 
Lesson Plan 

[0]

This activity guides students to discovering the equation of a circle.
More: lessons, discussions, ratings, reviews,...

The Radian

Circumference (Geometry) 
Computer 
Support Material 

[0]

Provides an illustration and description of radians and how they relate to a circle.
More: lessons, discussions, ratings, reviews,...

Area of a Circle

Circles (Geometry) 
Flash 
Tool 

[0]

Flashbased introduction to finding the area of a circle, given the radius. College Cram charges access fees by the month or by the semester for most resources. To get a preview of their tools, se...
More: lessons, discussions, ratings, reviews,...

Area of a Circle (Geometry)

Circles (Geometry) 
Flash 
Support Material 

[0]

This mini lesson explains the formula used to calculate the area of a circle.
More: lessons, discussions, ratings, reviews,...

Circle Geometry Whiteboard Min...

Radius (Geometry)+ 
Flash 
Tool 

[0]

Teach your geometry students advanced circle concepts with this set of interactive whiteboard minimovies. Animated flash cards bring the concepts to life while the interactive circle allows you to cr...
More: lessons, discussions, ratings, reviews,...

Circle: Arcs, Chords, Tangents...

Circles (Geometry) 
Flash 
Support Material 

[0]

This minilesson explains some parts of circles that lie on or inside the circle but with special names, including major and minor arcs, chords, tangents, sectors, segments, and secants.
More: lessons, discussions, ratings, reviews,...

Circles (Getting Started: Geom...

Circles (Geometry) 
Flash 
Support Material 

[0]

This minilesson explains the geometry of circles and the relationship between different parts of the circle.
More: lessons, discussions, ratings, reviews,...

Circumference of a Circle

Circumference (Geometry) 
Flash 
Tool 

[0]

Flashbased introduction to finding the circumference of a circle, given the radius. College Cram charges access fees by the month or by the semester for most resources. To get a preview of their ...
More: lessons, discussions, ratings, reviews,...

Circumference of a Circle (Geo...

Circumference (Geometry) 
Flash 
Support Material 

[0]

This minilesson defines and explains the basics of a circle: radius, diameter, circumference and their relationship. It will also guide you through determining the circumference of a circle given a r...
More: lessons, discussions, ratings, reviews,...

Constructing a hexagon inscrib...

Circles (Geometry) 
Flash 
Tool 

[0]

An interactive applet and associated web page that provide stepbystep instructions on how to construct
a hexagon inscribed in a circle using only a compass and straightedge.
The method begin...
More: lessons, discussions, ratings, reviews,...

Constructing a pentagon inscri...

Circles (Geometry) 
Flash 
Tool 

[0]

An interactive applet and associated web page that provide stepbystep instructions on how to construct
a pentagon inscribed in a circle using only a compass and straightedge.
The method begins...
More: lessons, discussions, ratings, reviews,...

Equation of a Circle

Circles (Geometry) 
Flash 
Tool 

[0]

Flash introduction to finding the equation of a circle from its center and radius, and vice versa. College Cram charges access fees by the month or by the semester for most resources. This one, th...
More: lessons, discussions, ratings, reviews,...

Equation of a Circle in Standa...

Circles (Geometry) 
Flash 
Support Material 

[0]

This minilesson explains how to obtain and use the standard form of the equation of a circle, as well as how to convert between the standard and general form.
More: lessons, discussions, ratings, reviews,...

Inscribed and Circumscribed Po...

Circles (Geometry) 
Flash 
Support Material 

[0]

This minilesson explains concepts of and relationships between inscribed and circumscribed polygons.
More: lessons, discussions, ratings, reviews,...

Interactive Circle

Circles (Geometry)+ 
Flash 
Tool 

[1]

Use the interactive circle to create the following circle parts:
Radius
Diameter
Tangent
Chord
Sector
Inscribed Angles
Central Angle
Segment
Ar...
More: lessons, discussions, ratings, reviews,...

Measuring Circles (Geometry)

Circles (Geometry) 
Flash 
Support Material 

[0]

This minilesson explains more about measuring circles, including segment lengths and angle measures, as well as using the relationship of circumference to diameter.
More: lessons, discussions, ratings, reviews,...

Page 1
2
3
4
5
6
7
next »
