1. Practice Quiz
Solve/answer each question in your notebook. Do not copy the pictures just show your work. You have 2 minutes for each question.

2. #1
Find the sum of the measures of both interior and exterior angles for each polygon.
nonagon

3. #2
Find the sum of the measures of both interior and exterior angles for each polygon.
decagon

4. #3
Find the sum of the measures of both interior and exterior angles for each polygon.
30-gon

5. #4
Find the measure of each interior angle for a regular octagon. Round to the nearest tenth if necessary.

6. #5
Find the measure of each interior angle for a regular dodecagon. Round to the nearest tenth if necessary.

7. #6
Find the measure of each exterior angle for a regular pentagon. Round to the nearest tenth if necessary.

8. #7
Find the measure of each interior angle. A C
3x-2 7x 4x B
2x - 6 D

9. #8-11 Complete each statement about parallelogram QRST.
QR congruent to ____
TO congruent to ____
Angle SRQ
supplementary to ____
Angle RST congruent
to ______ Q R O T S

10. #12
Find x and y.
2y + 4
3x - 40
6y - 8 x

11. #13
Find x and y.
-3x - 7
5y + 19
-6y - 3
2x + 18

12. #14- 17 Determine if each is a parallelogram. Justify your answer15 17 16
145 45 45

13. Answers
/360
/360
/360
4. 135
5. 150
6. 72
7. x = 23, A= 67, B= 92, C= 161, D=40
8. ST
9. RO
10. angle RQT, or angle RST
11. angle TQR
X= 20, y = 3
X = -5, y = -2
No, both sets of sides must be parallel
Yes, both set of opposite sides are congruent
No, consecutive angles are not supplementary
Yes, one set of opposite sides are congruent and parallel