9th Maths Refresher Course | Lesson 4 - Introduction of circle and it's parts | Answer key

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Presented by,
Y. Beny Andrew, MSc, MEd. (Maths)

[priyascutecrafty]

Ans :

2nd question 1st subdivision
•Length of arc = 12.57
•Area of sector =100.57
•Perimeter = 44.57

2nd subdivision
•Length of the arc =25.14
•Area of sector =150.85
•Perimeter =49.14

If my answers are right like me

[indhumathi]

2nd question central angle division konjam parunga

[ariharasudhan.s]

2nd roman letter 2nd question perimeter ans = 49.14, in this video that answer is mistake, this one is correct 49.14 in evaluation

[Nithiya-iucb]

Miss enka miss antha area of sector gu vera formula alluti potturugga but nigga vera matiri paturigga miss