Geometry & Mensuration

3 questions available

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Q1.Name the regular polygon that has an exterior angle of 36°.

Medium
A Pentagon
B Hexagon
C Decagon
D None of these
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Correct Answer: C

Correct answer is C: Decagon

Q2.If each interior angle of a regular polygon is 162°, how many sides does the polygon have?

Medium
A 20
B 40
C 30
D 50
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Correct Answer: A

The formula for each interior angle is (n - 2) * 180 / n = 162. Multiplying gives 180n - 360 = 162n -> 18n = 360 -> n = 20 sides.

Q3.A hexagon has six sides and how many angles?

Medium
A 6
B 4
C 2
D None of these
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Correct Answer: A

By definition, a hexagon is a polygon with 6 sides, 6 angles, and 6 vertices.