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1. Name a pair of consecutive angles.
2. Name a pair of nonconsecutive vertices.
3. Name a diagonal.
4. Find x in the following two figures:
M
N
R
P
120°
30°
x°
70°
30°x°x = 140°
x = 150°
1 2 3 4
5 6 7 8
9 10 11 12
13 14 15 16
2. 4. 5.
9. 10.
13. 15. 16.
7. 8.
1. Which of the remaining quadrilaterals have 1 pair of parallel sides?
1. 1.
7. 8.
Remove them from your stack.11. 11.
4. Which of the remaining quadrilaterals have 2 sets of parallel sides?
2. 4. 5. 9.
10. 13. 15. 16.
2. 4. 5. 9.
10. 13. 15. 16.
5. Which of the parallelograms have 4 right angles?
2. 4. 5. 9.
10. 13. 15. 16.
4. 5.
10. 15.
6. Which of the rectangles have 4 congruent sides?
4. 5.
10. 15.
5.
15.
7. Collect all of the parallelograms. Which of the parallelograms have 4 congruent sides?
2. 4. 5. 9.
10. 13. 15. 16.
5. 9.
15. 16.
How do you know if you have one?
60 120
120
6 6
Do you have enough information to decide if it is a parallelogram?
50°
130°
RHOMBUS
RECTANGLE
SQUARE
32 y
65 y
3y
P Q
RS
)40(x )102( x
50x
