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# Lesson 1 - Circle and its parts.pptx

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Geometry/Notes 10.1
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# Lesson 1 - Circle and its parts.pptx

PPT 2ND QUARTER

PPT 2ND QUARTER

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### Lesson 1 - Circle and its parts.pptx

1. 1. REVIEW
2. 2. Information/Definition Application in real life Procedures/Process What are the things that I want to know more? CIRCLES
3. 3. CIRCLE AND ITS PARTS
4. 4. OBJECTIVES 1 • You will be able to know the essential parts of the circle. 2 • You will be able to state the definition of each part. 3 • You will be skilled at constructing circles with the given parts. Lesson: CIRCLE AND ITS PARTS
5. 5. VOCABULARY CONCEPT Circle Center Radius Chord Diameter Tangent Point of Tangency Circumference Secant Segment Lesson: CIRCLE AND ITS PARTS
6. 6. DETECTIVE MATH CIRCLE CENTER A CIRCLE is the locus or set of all points in a plane equidistant from a given point called the center of the circle. Lesson: CIRCLE AND ITS PARTS
7. 7. DETECTIVE MATH CIRCUMFERENCE CIRCUMFERENCE is the distance around the circle. Lesson: CIRCLE AND ITS PARTS
8. 8. DETECTIVE MATH RADIUS is a segment whose endpoints are at the center and any point on the circle RADIUS Lesson: CIRCLE AND ITS PARTS
9. 9. DETECTIVE MATH CHORD is a segment whose endpoints are on the circle Lesson: CIRCLE AND ITS PARTS
10. 10. DETECTIVE MATH DIAMETER is a chord which contains the center of the circle. It divides the circle into congruent parts called semi circle DIAMETER Lesson: CIRCLE AND ITS PARTS
11. 11. DETECTIVE MATH TANGENT line on a circle is a line that intersect a circle at exactly one point. The point of intersection is the point of tangency. TANGENT LINE POINT OF TANGENCY Lesson: CIRCLE AND ITS PARTS
12. 12. DETECTIVE MATH SECANT is a line that intersects a circle at exactly two points. SECANT Lesson: CIRCLE AND ITS PARTS
13. 13. DETECTIVE MATH ARC is a portion of the circumferen ce of the circle ARC Lesson: CIRCLE AND ITS PARTS
14. 14. DETECTIVE MATH SEGMENT is a region bounded by a chord and the arc subtended by the chord SEGMENT Lesson: CIRCLE AND ITS PARTS
15. 15. DETECTIVE MATH SECTOR is an area bounded by two radii and arc subtended between them. Lesson: CIRCLE AND ITS PARTS
16. 16. How can we help in conserving our natural resources? Lesson: CIRCLE AND ITS PARTS
17. 17. Lesson: CIRCLE AND ITS PARTS
18. 18. DRILL Draw circles with the following parts. 1. The center is at M. 2. Radius 𝑀𝑃 3. Diameter 𝑄𝑆 4. Chord 𝑆𝑇 5. Secant 𝑊𝑇 6. Tangent 𝑊𝑋 whose point of tangency is at W.