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SSC CGL Tier 1
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The sum of all interior angles of a regular polygon is 18 right angles. How many sides does it have?

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Important Questions on Polygons

MEDIUM
SSC CGL Tier 1
IMPORTANT
Arithmetic Subjective and Objective for Competitive Examinations>Chapter 25 - Polygons>EXERCISE 25A>Q 16
The sum of all the interior angles of a regular polygon is 1080°. What is the measure of each of its interior angle ? 
EASY
SSC CGL Tier 1
IMPORTANT
Arithmetic Subjective and Objective for Competitive Examinations>Chapter 25 - Polygons>EXERCISE 25A>Q 17
Each angle of a regular polygon is 45 of each angle of another polygon. And, the number of its sides is half that of the other. How many sides does it have?
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SSC CGL Tier 1
IMPORTANT
Arithmetic Subjective and Objective for Competitive Examinations>Chapter 25 - Polygons>EXERCISE 25A>Q 18
The number of sides in a regular polygon is double that of the other and the magnitude of each of its angles is double that of the other. The number of sides in this polygon is:
EASY
SSC CGL Tier 1
IMPORTANT
Arithmetic Subjective and Objective for Competitive Examinations>Chapter 25 - Polygons>EXERCISE 25A>Q 19
The number of sides of two regular polygons are in the ratio 2: 3 and each of their interior angles are in the ratio 9: 10. The number of sides in the smaller polygon is:
EASY
SSC CGL Tier 1
IMPORTANT
Arithmetic Subjective and Objective for Competitive Examinations>Chapter 25 - Polygons>EXERCISE 25A>Q 20
Each interior angle of a regular polygon is twice as large as the exterior angle. How many sides does the polygon have?
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SSC CGL Tier 1
IMPORTANT
Arithmetic Subjective and Objective for Competitive Examinations>Chapter 25 - Polygons>EXERCISE 25A>Q 21
One angle of a hexagon measures 110° and all remaining angles are equal. The measure of each one of them is:
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SSC CGL Tier 1
IMPORTANT
Arithmetic Subjective and Objective for Competitive Examinations>Chapter 25 - Polygons>EXERCISE 25A>Q 22
In a pentagon, three angles are equal and the remaining two measure 110° and 85°. What is the measure of each of the equal angles?
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SSC CGL Tier 1
IMPORTANT
Arithmetic Subjective and Objective for Competitive Examinations>Chapter 25 - Polygons>EXERCISE 25A>Q 23
In the adjoining figure, the sides of a pentagon have been produced to form a star-shaped figure. The sun of all the angles so formed is

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