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Noteables Interactive Study Notebook (26491.0K) - McGraw-Hill ...

Noteables Interactive Study Notebook (26491.0K) - McGraw-Hill ...

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9–3Angle RelationshipsMAIN IDEA• Classify and applyangle relationships.BUILD YOUR VOCABULARY (pages 219–220)When two lines intersect, they form two pairs of oppositeangles called .Angles with the same measure are congruent angles.EXAMPLE Find a Missing Angle MeasureFind the value of x in the figure.The angle labeled x° and the angle labeled 110°areangles. Therefore, they arecongruent. So, the value of x is .x°110°Check Your ProgressFind the value of x in the figure.Copyright © Glencoe/<strong>McGraw</strong>-<strong>Hill</strong>, a division of The <strong>McGraw</strong>-<strong>Hill</strong> Companies, Inc.BUILD YOUR VOCABULARY (pages 219–220)Two angles are supplementary if the sum of their measuresis .Two angles are complementary if the sum of their measuresis .Math Connects, Course 1 225

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