Math, asked by deepesh9287, 9 months ago

11. एक वृत्त का क्षेत्रफल 314 सेमी- है। यदि π = 3.14 हो, तो इस का व्यास है :
(A) 100 सेमी
(B) 50 सेमी
(C) 20 सेमी
(D) 10 सेमी

Answers

Answered by Anonymous
2

Answer:

(d)............. I think

Answered by anushkasharma8840
10

Answer:

(D) 10 सेमी

Step-by-step explanation:

Area of circle = A = π r²

➡314= 3.14r^2

➡R^2=314/ 3.14

➡R^2= 314*100/314

➡R^2= 100

➡ R = √100

➡ R=10cm

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