Math, asked by vidun, 1 year ago

r=2r,l=l/2,then find the tsa of a cone

Answers

Answered by yuvrajsingh39
0
TSA of cone = πrl+ πr^2
=22/7×2×2+22/7×2^2
=88/7+88/7
176/7

vidun: I am sorry to say this but you have understood it differently Rs equal to 2 hour and else equal to e l divided by 2
vidun: I will mark you as the brainliest but you should not me as a brainliest if I answer your question
yuvrajsingh39: ok bro
yuvrajsingh39: thanks
Answered by luckygirl
0
hi mate here is your answer

r=2
l=1/2

Total surface area of a cone=2×22/7×r(r+l)

2×22/7×2(2+1/2)
=132/7...

vidun: I am sorry to say that your answer is wrong because you understood it differently Rs equal to 2 R and l is equal to L divided by 2
adarshgupta42: hi
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