Section 3  Polygon ACT examples
* Required
Last Name
*
Your answer
2. Find the sum of angle a and b on this regular pentagon
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360
240
180
150
NOT POSSIBLE
Find angle x on this figure. Just give me the number. Good luck
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Your answer
1. Find angle x on this regular polygon
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108
72
64
45
36
Period
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1
2
3
4
5
5. The measures of five of the interior angles of a hexagon are 150°, 100°, 80°, 165°, and 150°. What is the measure of the sixth interior angle?
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75
85
105
115
135
3. How many sides does a polygon have with an interior sum of 2160 degrees?
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22
18
14
8
Not possbile
4. How many sides does a polygon have if it's exterior sum is equal to it's interior sum?
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6
5
4
3
not possible
Find the measure of this marked angle. The figure is a regular octagon.
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45
22.5
12
135
30
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