a.
To find: The interior
a.
Answer to Problem 1WE
The interior angle sum for quadrilateral is
Explanation of Solution
Given information: The interior angle sum for quadrilateral.
Theorem used:
“The sum of the measures of the angles of a convex
It is known that the quadrilateral has 4 sides.
By using the theorem, find the interior angle sum for quadrilateral as follows.
Thus, the interior angle sum for quadrilateral is
b.
To find: The exterior angle sum for quadrilateral.
b.
Answer to Problem 1WE
The exterior angle sum for quadrilateral is
Explanation of Solution
Given information: The exterior angle sum for quadrilateral.
Theorem used:
“The sum of the measures of the exterior angles of any convex polygon one angle at each vertex, is
By using the above mentioned theorem, the exterior angle sum for quadrilateral is
Thus, the enterior angle sum for quadrilateral is
Chapter 3 Solutions
McDougal Littell Jurgensen Geometry: Student Edition Geometry
Additional Math Textbook Solutions
Elementary Statistics: Picturing the World (6th Edition)
Elementary Statistics (13th Edition)
Algebra and Trigonometry
College Algebra (6th Edition)
Thinking Mathematically (7th Edition)
Mathematics with Applications In the Management, Natural and Social Sciences (11th 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