Math, asked by 972835ajapal, 2 months ago

एक शंकु जिसकी त्रिज्या r/2 और त्रियक ऊँचाई 2L है, का कुल पृष्ठीय क्षेत्रफल होगा ​

Answers

Answered by abhishekmaurya961607
3

Answer:

शंकु की त्रिज्या = r/2

शंकु की तिर्यक ऊंचाई = 2l

शंकु का कुल पृष्ठीय क्षेत्रफल = पाई r (l+r)

= 22/7×r/2(2l+r/2)

= 11/7×r(4l+r/2)

= 11r/7(4lr/2)

= 44lr²/14

= 22lr²/7

answer

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Answered by yuvrajsharma83045
0

Answer:

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