CBSE Class 9 Answered
R=35 h=12 find curved surface of cone
Asked by Abhishekvedic8873 | 28 Aug, 2018, 20:38: PM
r = 35 and h = 12
l2 = r2 + h2
= 352 + 122
= 1225 + 144
= 1369
l = 37
Curved surface area of cone = ![begin mathsize 16px style πrl equals 22 over 7 cross times 35 cross times 37 equals 4070 space cm squared end style](https://images.topperlearning.com/topper/tinymce/cache/78e4b0b27ce4284218c48a4adb19b51a.png)
![begin mathsize 16px style πrl equals 22 over 7 cross times 35 cross times 37 equals 4070 space cm squared end style](https://images.topperlearning.com/topper/tinymce/cache/78e4b0b27ce4284218c48a4adb19b51a.png)
Answered by Sneha shidid | 29 Aug, 2018, 10:14: AM
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