9. Which statement is NOT a guaranteed property of parallelograms? a) Opposite sides are congruent b) Opposite angles are supplementary c) Consecutive angles are supplementary d) Diagonals bisect each other 10. Find the value of the variables. 3 a) x = 5, y = 3, z = 102 b)x= 2, y = 1, z = 102 c) x = 2, y = 3, z = 102 d) x = 2, y = 3, z = 78 Zº 7 2x + 3 102% 3y - 6

Elementary Geometry for College Students
6th Edition
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Daniel C. Alexander, Geralyn M. Koeberlein
Chapter4: Quadrilaterals
Section4.1: Properties Of A Parallelogram
Problem 28E
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9. Which statement is NOT a guaranteed property
of parallelograms?
Vser
a) Opposite sides are congruent
b) Opposite angles are supplementary
c) Consecutive angles are supplementary
d) Diagonals bisect each other
10. Find the value of the variables.
3
a) x = 5, y = 3, z = 102
b) x= 2, y = 1, z = 102
c) x = 2, y = 3, z = 102
d) x = 2, y = 3, z = 78
zº
7
2x + 3
102%
3y - 6
Transcribed Image Text:9. Which statement is NOT a guaranteed property of parallelograms? Vser a) Opposite sides are congruent b) Opposite angles are supplementary c) Consecutive angles are supplementary d) Diagonals bisect each other 10. Find the value of the variables. 3 a) x = 5, y = 3, z = 102 b) x= 2, y = 1, z = 102 c) x = 2, y = 3, z = 102 d) x = 2, y = 3, z = 78 zº 7 2x + 3 102% 3y - 6
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