 Angles of Polygons
2 years ago
tredican
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Practice 14 QuestionsShow answers
• Question 1
300 seconds Q. Find the value of X.
100
120
125
130
• Question 2
180 seconds Q. Find the missing angle.
75
85
100
45
• Question 3
30 seconds
Q. What is the measure of ONE interior angle in a regular triangle (3 sides)?
15°
30°
60°
90°
• Question 4
30 seconds
Q. What is the measure of ONE interior angle in a regular hexagon (6 sides)?
60°
80°
108°
120°
• Question 5
60 seconds
Q. What is the formula for the sum of the interior?
S=360
S=(n-2)180
n=360/ext. angle
1 int. angle + 1 ext. angle=180
• Question 6
900 seconds
Q. What is the sum of exterior angles of a pentagon?
180
360
540
760
• Question 7
900 seconds
Q. What is the measure of each interior angle of a regular octagon?
135
180
145
190
• Question 8
900 seconds
Q. The sum of the interior angles of a polygon is 1620°.  How many sides does the polygon have?
8
11
3
16
• Question 9
900 seconds
Q. The sum of the interior angles of a polygon is 3960°. How many sides does the polygon have?
12
24
25
13
• Question 10
900 seconds Q. Solve for X
27
72
80
14
• Question 11
900 seconds Q. Solve for x
45
12
90
2
• Question 12
300 seconds Q. Find the measure of angle A.
21 degrees
31 degrees
128 degrees
24 degrees
• Question 13
300 seconds Q. Find the measure of the indicated angle.
35
145
78
67
• Question 14
300 seconds Q. Is the figure a polygon? Is it convex or concave?