Math, asked by mayank295, 1 year ago

एक वृत्त की त्रिज्या 21 बटा 2 सेमी है वृत्त का क्षेत्रफल ज्ञात कीजिए


mayank295: please answer this question

Answers

Answered by 123sona
3
Area of circle =pie r sq.


=22/7*21/2*21/2=?


Solve this and you can get answer.

mayank295: complete solve please
Answered by TheLifeRacer
3
नमस्ते /

एक वृत्त की त्रिज्या = 21 /2

आप जानते हो की वृत्त की क्षेत्रफल = πr^2

तो ,

22/7 × (21/2)^2

22× 21×21 / ×7 ×2 ×2

=> 11×3 × 21 / 2

!=> 33×21/2

=> 693/2 = 346.5 cm उत्तर

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