Practice questions ssc cgl exam 2018 advance maths set 12

PRACTICE QUESTIONS FOR SSC CGL EXAM 2018 | ADVANCE MATHS - SET 12

Question 1

.The ratio between the number of sides of two regular polygons is 1: 2 and the ratio between their interior angles is 2 : 3. The number of sides of these polygons is respectively:

   A   3, 6

   B   5, 10

   C   4, 8

   D   6, 12

 

Question 2

 If each interior angle of a regular polygon is 3 times its exterior angle, the number of sides of the polygon is :

   A   4

   B   5

   C   6

   D   8

 

Question 3

A polygon has 54 diagonals. The number of sides in the polygon is

   A   7

   B   9

   C   12

   D   19

 

Question 4

The ratio between the number of sides of two regular polygons 1: 2 and the ratio between their interior angle is 3: 4. The number of sides of these polygons is respectively : 
 

   A   3, 6

 

   B   4 , 8

 

   C   6, 9

   D   5, 10

 

 

Question 5

The sum of all the interior angles of a regular polygon is four times the sum of its exterior angles. The polygon is : 
 

 

   A   hexagon

 

   B   triangle

 

   C   decagon

 

   D   nonagon

 

 

ANSWER KEY

1 2 3 4 5
C D C D C

 

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