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# Geometry Chapter 9 Section 2 - PowerPoint PPT Presentation

Geometry Chapter 9 Section 2. Arcs and Angles. Central Angle. An angle with the center point as the vertex. Minor Arc. G. Minor Arc. Name a Minor Arc with its two endpoints. J. Major Arc. G. Major Arc. J. Name a Major Arc with an endpoint, a point on the circle and another endpoint.

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## PowerPoint Slideshow about 'Geometry Chapter 9 Section 2' - tuan

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### Geometry Chapter 9 Section 2

Arcs and Angles

• An angle with the center point as the vertex

G

Minor Arc

Name a Minor Arc with its two endpoints

J

G

Major Arc

J

Name a Major Arc with an endpoint, a point on the circle and another endpoint

K

• Measure of an arc = the measure of the degrees of the central angle that intercepts that arc

Arc EF = 380

Arc EGF = 3600 - 380

F

E

W

J

G

GF is a Diameter

Find arc EW

Find arc GJE

F

E

W

J

G

JG = 2(EF)

EG = 2(JG)

Find EF

F

E

W

J

G

• 2 circles 1 center point

• The distance of an arc

• Page 455 problems 19 - 42