Problems on Circles

Seminar-Workshop of English, Science, and Mathematics Teacher Trainers

In the Integration of Information and Communication Technology

For Secondary Curriculum and Instructions

RELC, Lapasan, Cagayan de Oro City

May 17-20, 2009

PROBLEMS ON CIRCLES

Created by: MS. SHEILA C. CAJELES

Diwat NHS- Bonifacio, Misamis Occidental

DIVISION OF MISAMIS OCCIDENTAL

A. Lesson Title: Inscribed Angles

B. Lesson Description:

This lesson will make you measure an inscribed angle and solve and analyze problems related to inscribed angles.

C. Learning Outcome:
At the end of the lesson you are expected to:
1. measure an inscribed angle
2. solve problems relating to inscribed angles

D. Learning Presentation:

Learning Object 1: An inscribed angle is an angle with its vertex on a circle and with sides that contain chords of the circle. Follow this link to find more definition. Click here to see an example of an inscribed angle.

Learning Object 2:The measure of an inscribed angle is equal to one-half the degree measure of its intercepted arc. Follow this link to show the conjectures. Click this for a sample problem and solution.


E. Learning Activity:

Activity 1: The following activities will test your skills on how to measure an inscribed angles.Click this number to show the sample test.


F. Learning Evaluation:
To test yourself click this link for an exercise.

G. Assignment:
Differentiate inscribed angle from central angle.