Area of a sector of a circle is 1/6 to the area of circle. Find the degree measure of its minor arc.

(a) 90°   (b) 60°  (c) 45°   (d) 30°

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Question 38 Area of a sector of a circle is 1/6 to the area of circle. Find the degree measure of its minor arc. (a) 90° (b) 60° (c) 45° (d) 30° Given that Area of sector = 𝟏/𝟔 × 𝝅𝒓^𝟐 Putting formula 𝜽/(𝟑𝟔𝟎°) × 𝝅𝒓^𝟐 = 𝟏/𝟔 × 𝝅𝒓^𝟐 𝜃/(360°) = 1/6 θ = (360° )/6 θ = 60° So, the correct answer is (b)

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.