Question : The curved surface area of a cone whose base radius is 7 cm and slant height is 10 cm is:
Option 1: 280 cm2
Option 2: 250 cm2
Option 3: 300 cm2
Option 4: 220 cm2
Answer (1)
14th Jan, 2024
Correct Answer: 220 cm 2
Solution :
Give: Radius = 7 cm
Slant height = 10 cm
The curved surface area of a cone = $\pi rl$
= $\frac{22}{7}\times7\times10$
= 220 cm
2
Hence, the correct answer is 220 cm
2
.
Comments (0)
Related Questions
Know More about
Staff Selection Commission Sub Inspector ...
Result | Eligibility | Application | Selection Process | Cutoff | Admit Card | Preparation Tips
Get Updates Brochure
Thank You!
Your Staff Selection Commission Sub Inspector Exam brochure has been successfully mailed to your registered email id “”.
Upcoming Exams
Application Date:
5 Nov, 2024
- 20 Nov, 2024
Result Date:
4 Nov, 2024
- 11 Nov, 2024
Preliminary Exam
Admit Card Date:
31 Oct, 2024
- 9 Nov, 2024
Exam Date:
17 Nov, 2024
- 17 Nov, 2024
Tier II
Exam Date:
18 Nov, 2024
- 18 Nov, 2024
