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# Parts of Circles

## Radius, chord, diameter, secant, and tangent.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Parts of Circles

by CK-12 //basic

Name the parts of a circle.

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## Circles

Find the area and circumference of circles. Find the area and perimeter of sectors.

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## Parts of Circles

by Alison Reichert //basic

Name the parts of a circle.

0

0
• PLIX

## Parts of Circles: Chords

Parts of Circles Interactive

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• PLIX

## Geometry Software for Constructions: Build a Blooming Flower

Parts of Circles Interactive

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• Video

## Parts of Circles Principles - Basic

by CK-12 //basic

This video provides the student with a walkthrough on parts of circles.

2
• Video

## Parts of Circles Examples - Basic

by CK-12 //basic

This video provides the student with a walkthrough of one or more examples from the concept "Parts of Circles".

0
• Video

## Parts of Circles Principles

This video gives more detail about the mathematical principles presented in Parts of Circles.

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• Video

## Parts of Circles Examples

This video shows how to work step-by-step through one or more of the examples in Parts of Circles.

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• Video

## Introduction to Circles

by CK-12 //basic

Introduces the features of circles including secant, secant line, chord, diameter, radius, tangent line, and intersecting circles.

3
• Video

## Parts of a Circle - Overview

by CK-12 //basic

Overview

0
• Video

## Parts of a Circle - Example 1

by CK-12 //basic

0
• Video

## Parts of a Circle - Example 2

by CK-12 //basic

Other parts

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• Practice
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## Parts of Circles Practice

2
• Critical Thinking

## Parts of Circles Discussion Questions

A list of student-submitted discussion questions for Parts of Circles.

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## Parts of Circles Pre Read

To encourage students’ critical thinking about vocabulary concepts, to allow students to reflect on their knowledge of individual vocabulary words, and to increase vocabulary comprehension using the Vocabulary Self-Rate.

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## Parts of Circles Post Read

To encourage students’ critical thinking about vocabulary concepts, to allow students to reflect on their knowledge of individual vocabulary words, and to increase vocabulary comprehension using the Vocabulary Self-Rate.

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## Parts of Circles Four Square Concept Matrix

Summarize the main idea of a reading, create visual aids, and come up with new questions using a Four Square Concept Matrix.

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• Real World Application

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• Study Guide

## Properties of a Circle Study Guide

This study guide reviews the terminology for circles (tangent, arcs, central angles) and the equation for a circle.

1
• Flashcards

## Parts of Circles Flashcards

by CK-12 //basic

These flashcards help you study important terms and vocabulary from Parts of Circles.

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