The circumference of the base of a 16m high solid cone is 33m. The
volume of the cone is.
) 2463
) 6423
() 462 3
Answers
Answered by
0
Answer:
The circumference of the base of a cone is 33m.
∴2πr=33
⇒
7
22
×2×r=33
⇒r=
22×2
33×7
=
4
3×7
=
4
21
=5.25m
Now, the height of the cone is 16m.
∴ The slant height l of the cone is l=
h
2
+r
2
=
16
2
+(5.25)
2
=16.84m
∴ The surface area is π×r×l=277.85m
2
Step-by-step explanation:
please mark me as brainliest and please follow me
Similar questions