Answer:
17
Step-by-step explanation:
Answer:
-1.412
Step-by-step explanation:
anmaamsskkmsmsm
Step-by-step explanation:
Here is your answer
http://www.lasesp.com/article/16336607434947849/Surprise_Gift
Answer:
1276.19553 
Step-by-step explanation:
First, find height using Pythagoras thorem.
a=
a=15.61
Then use the formula to find the surface area of a cone.
π•12.5•(12.5+
)=1276.19553 