Answered: 9. Find the lettered angle and arc…

Math

Geometry

9. Find the lettered angle and arc measures. d 25

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter12: Angle Relationships And Transformations

Section12.2: Angles And Parallel Lines

Problem 5C

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On the last question solved....where does 2X25 come from to find the measure of angle A?

How do I continue to solve ....Is there a formula such as segments of chords or secants/tangents ?

9. Find the lettered angle and arc measures.
d
25

Figure in plane geometry formed by two rays or lines that share a common endpoint, called the vertex. The angle is measured in degrees using a protractor. The different types of angles are acute, obtuse, right, straight, and reflex.

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