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Big Ideas Math Geometry, 2014
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Big Ideas Math Geometry, 2014 View details
5. Indirect Proof and Inequalities in One Triangle
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Exercise 52 Page 342

An included angle is the angle created by the intersection of two lines or line segments.

∠ ADC

Practice makes perfect
To name the included angle between AD and DC we need to find the angle created by their intersection.

We can see that the sides intersect at D and the angle between them is ∠ ADC.

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arrow_right Communicate Your Answer p.335
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arrow_right Monitoring Progress p.336-339
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arrow_right Exercises p.340-342
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Exercises 11 (Page 340)
Exercises 12 (Page 340)
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Exercises 31 (Page 341)
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Exercises 41 (Page 342)
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Exercises 51 (Page 342)
Exercises 52 (Page 342)
Exercises 53 (Page 342)