Concept explainers
Prove that ABCD is a parallelogram.
Explanation of Solution
Given :
Calculation:
Given :
Consider
Draw transversal
So, by SAS Postulate,
So,
So, ABCD is parallelogram...........[if both opposite pairs of quadrilateral are congruent , then it is a parallelogram]
Hence proved.
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Geometry, Student Edition
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- 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