1 yard = 3 feet, so we would do 3×84, which is 252.
There are 252 feet in 84 yards.
Answer:
The slant height is 
Step-by-step explanation:
The slant height of the cone,
, can be found using Pythagoras Theorem.






Answer:
The area of the base is 8pi and the radius is 2sqrt(2)
Step-by-step explanation:
4 is 16.3, I don't know 5 or 6, 7 is 176, I don't know 8 or 9, 10 is 8.1, I don't know 11, and 12 is 48.
(I used a calculator, lol)