For a complete lesson on arcs and central angles, go to http://www.MathHelp.com - 1000+ online math lessons featuring a personal math teacher inside every lesson! In this lesson, students learn the definition of a central angle, and that the measure of a central angle is equal to the measure of its intercepted arc. Students also learn the definitions of a minor arc, a major arc, a semicircle, adjacent arcs, and congruent arcs. Students also learn the arc addition postulate, and are asked to find the missing measures of arcs and angles in given figures using the concepts introduced in this lesson.
Tagged under: central,angle,angles,circle,circles,arc,measure
Clip makes it super easy to turn any public video into a formative assessment activity in your classroom.
Add multiple choice quizzes, questions and browse hundreds of approved, video lesson ideas for Clip
Make YouTube one of your teaching aids - Works perfectly with lesson micro-teaching plans
1. Students enter a simple code
2. You play the video
3. The students comment
4. You review and reflect
* Whiteboard required for teacher-paced activities
With four apps, each designed around existing classroom activities, Spiral gives you the power to do formative assessment with anything you teach.
Quickfire
Carry out a quickfire formative assessment to see what the whole class is thinking
Discuss
Create interactive presentations to spark creativity in class
Team Up
Student teams can create and share collaborative presentations from linked devices
Clip
Turn any public video into a live chat with questions and quizzes
Tried out the canvas response option on @SpiralEducation & it's so awesome! Add text or drawings AND annotate an image! #R10tech
Using @SpiralEducation in class for math review. Student approved! Thumbs up! Thanks.
Absolutely amazing collaboration from year 10 today. 100% engagement and constant smiles from all #lovetsla #spiral
Students show better Interpersonal Writing skills than Speaking via @SpiralEducation Great #data #langchat folks!
A good tool for supporting active #learning.
The Team Up app is unlike anything I have ever seen. You left NOTHING out! So impressed!