Answer:
percent decrease
Step-by-step explanation:
I believe it is 75% sorry if I'm wrong
Median, because there is an outlier that affects the mean
The surface area of hemisphere is given by:

Where r is radius of hemisphere.
We are given diameter = 250 ft.
We know that radius = half of diameter.
Radius of dome = 1/2 (250) = 125 ft.
Now let us plug the value of radius in the formula,

Surface Area of dome = 98125 square foot.
Answer:
Step-by-step explanation:
dude its not that hard
The answer is 1575. I can tell you step by step how to get it if you want.