Practice
Name
11-1
Polygons
Name the polygon. Write if it is convex or concave.
1. 2. 3. 4.
Is each shape a polygon? If it is not, explain why.
5. 6. 7. 8.
9. Draw one diagonal in the shape
for Exercise 8.
10. Juan said that the two shapes
below are quadrilaterals.
Is he correct? Explain.
11. Reason Two sides of a polygon are parallel line segments.
What is the least number of sides the polygon could have?
12. How many more sides does an octagon have than a pentagon?
A 1
B 2
C 3
P 11•1
D 4
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