praveena pm: Innovative lesson Template

INNOVATIVE LESSON TEMPLATE

Name of the teacher: Praveena P M Name of the school: NNS.B.H.S

Subject: Mathematics class :9 d

Unit : circles Strength: 36

Topic: Arcs & Complementary Arcs Date:

CURRICULAR STATEMENTS

Pupils are made aware of the concept of arc and complementary arcs through discussion, explanation & observation.

CONTENT ANALYSIS

Facts: arcs and complementary arcs forms a complete circle.

Concept: Arcs, complementary arcs

LEARNING OUTCOMES

The pupil will be able to

· Recall the related information about circles.

· Describe the peculiarities of circle.

· Interpret the concept of arcs and complementary arcs.

· Use the above concept in another familiar situation.

· Judge the appropriateness of the above concept in a given problem

· plan new ideas based on the concept.

· Perform arithmetic skill.

· Accept the beauty of Mathematical principles

PRE REQUISITES

Circles , angles, directions.

TEACHING LEARNING RESOURCES

Common class room Aids

	Class room interaction procedure Introduction Teacher ask “do you like to wear bangles?” Then what is the shape of the bagels? Very Good!!!!! Then “What do you know about circles?” Very Good!!! “What is the relation between radius and diameter?” Very Good!!!! “Today we are dealing with a new feature of a circle. Let’s see what is it?” Presentation Let’s play a game. Are you all familiar with the game passing the message? Teacher calls 10 students and ask them to form a circle and teacher select a student as a centre and ask him to stand at the centre.		Expected pupil responses Students answered “yes”. Students responded circles Students replied circles has no end points. It has a radius and diameter. Students answered diameter=2∗radius Students answered yes. Students answered yes. Students do like that.
Do you know the rule of the game? I will explain the way how to play the game. Teacher ask the students to join the hands to form a circle and do not leave the hands. Leader stands in the middle. One student in the circle should initiate the game by pressing the hand of the other without the knowledge of the leader and pass the message. This will continues still the leader say “stop”. Now the person standing in the middle should identify the persons who started and ended. If the leader guess correctly the persons will be out from the game. Teacher ask to start the game. When the first section completes teacher ask the leader to identify the persons who starts and ended.		Students answered yes. Students play the game as teacher told Leader answered correctly.
Teacher said Very Good!!! Teacher ask the leader “Can you tell the direction in which the message is moved”. Teacher asks “Is there is any alternative path….?” Teacher explains there are two paths with same end points .Is isn’t it? Now we can say it as two parts of the circles. Arc and complementary arc. It is a bow like structure with same end points. Teacher draw a circle on the black board. Teacher ask to identify the arc & complementary arc? Teacher appreciates and teacher explains that arc & complementary arc makes a complete circle.		Leader answered correctly Students answered “yes”. Students answered “yes”. Student answered AB is arc and shaded region is the complementary arc.