To find: andif
Answer to Problem 5WE
Explanation of Solution
Given:
The diagram:
Concept Used:
Postulate 10: If two parallel lines are cut by a transversal then the corresponding
Theorem 2-3: Vertically opposite angles are congruent.
Consider the given figure:
Now, linesand d is a transversal, so by postulate 10,
(Corresponding angles)
That is,
Similarly, linesand b is a transversal, so by postulate 10,
(Corresponding angles)
That is,
Now, andare supplementary angles, so
Chapter 3 Solutions
McDougal Littell Jurgensen Geometry: Student Edition Geometry
Additional Math Textbook Solutions
A Graphical Approach to College Algebra (6th Edition)
Statistics for Psychology
Calculus and Its Applications (11th Edition)
Intermediate Algebra (7th Edition)
Elementary and Intermediate Algebra: Concepts and Applications (7th Edition)
Intermediate Algebra for College Students (7th Edition)
- Elementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,Elementary Geometry for College StudentsGeometryISBN:9781285195698Author:Daniel C. Alexander, Geralyn M. KoeberleinPublisher:Cengage Learning