
Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
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Question 1 Deleted for CBSE Board 2024 Exams
Question 2 Deleted for CBSE Board 2024 Exams
Question 3 Deleted for CBSE Board 2024 Exams
Question 4 Deleted for CBSE Board 2024 Exams
Question 5 Important Deleted for CBSE Board 2024 Exams
Question 6 Deleted for CBSE Board 2024 Exams
Question 7 Important Deleted for CBSE Board 2024 Exams
Last updated at June 22, 2023 by Teachoo
Example 1 Convert 40° 20′ into radian measure. 40° 20′ = 40°+ 20′ = 40° + (𝟐𝟎°)/𝟔𝟎 = 40° + (1°)/3 = (120° + 1)/3 = (𝟏𝟐𝟏°)/𝟑 We know that Radian measure = 𝜋/180 × Degree measure = 𝜋/(180°) × (121°)/3 = 𝟏𝟐𝟏/𝟓𝟒𝟎 𝝅 radians