6.1 Review Worksheet (continued)
WXYZ is a parallelogram. Find each measure . 20. WV 21. YW
X
Y
V
Z
W
22. XZ
23. ZV
24 . Three vertices of ▱ PRTV are P ( − 4 , − 4) , R ( − 10, 0), and V (5, − l). Find the coordinates of vertex T.
25. Write a two-column proof.
B
C
Given : ABCD and AFGH are parallelograms. Prove : ∠ C ≅ ∠ G
G
F
A
D
H
6.1.3 Conditions for Parallelograms 26. Show that BCGH is a parallelogram for x = 3.2 and y = 7.
27. Show that TUVW is a parallelogram for a = 19.5 and b = 22.
6 y – 14
10 a – 6
U
V
C
G
(2 b + 41)°
8 x – 9
3 x + 7
(7 b – 59)°
T
W
B
H
8 a + 33
3 y + 7
31
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