Angles Of Polygons 2
2 Questions
| Attempts: 80
Sum of ext angles = 360
sum of int angles = (n-2)180
polygon with n sides has n angles.
Questions and Answers
- 1.
- A.
9
- B.
10
- C.
11
- D.
12
- E.
13
Correct Answer
C. 11Explanation
30 + 6 + 9(36) = 360Rate this question:
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- 2.
Name the regular polygon whose interior angle is four times as large as its exterior angle.
- A.
Square
- B.
Regular hexagon
- C.
Regular octagon
- D.
Regular decagon
- E.
Regular nonagon
Correct Answer
D. Regular decagonExplanation
Ext angle = 180 / (1+4) = 36
No. of sides = 360 / 36 = 10Rate this question:
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Jan 07, 2013Quiz Edited by
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Sep 25, 2009Quiz Created by
Yonghs
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