6.2 Review Worksheet (continued)
Use the diagonals to determine whether a parallelogram with the given vertices is a rectangle, rhombus, or square. Give all the names that apply. 12. A ( − 10, 4), B ( − 2, 10), C (4, 2), D ( − 4, − 4)
13. J ( − 9, − 7), K ( − 4 , − 2), L (3, − 3), M ( − 2, − 8)
6.2.3 Properties of Kites and Trapezoids 14. Each square section in the iron railing contains four small kites. The figure shows the dimensions of one kite. What length of iron is needed to outline one small kite? How much iron is needed to outline one complete section, including the square?
7 in.
7 in.
7 in.
17 in.
In kite ABCD , m ∠ DAX = 32°, and m ∠ XDC = 64°. Find each measure.
15. m ∠ XDA
16. m ∠ ABC
17. m ∠ BCD
B
A
C
X
D
57
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