Answer:
The surface area of the structure is 
Step-by-step explanation:
we know that
The surface area of a sphere is equal to

In this problem we have
-----The radius is half the diameter
substitute


Answer: D
Step-by-step explanation: Just solve for perimeter of a rectangle by just plugging the side length in with these equations.
Answer:
$36.00
Step-by-step explanation:
There are 2 methods
Method 1: 30*1.20=36
Method 2: 30*.20=6 30*6=36
Answer: C
Step by step explanation:
Answer:
<em><u>See</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>image</u></em><em><u> </u></em><em><u>for</u></em><em><u> </u></em><em><u>solution</u></em><em><u>.</u></em>
<em><u>Brain</u></em><em><u>l</u></em><em><u>ist</u></em><em><u> </u></em><em><u>please</u></em><em><u>!</u></em><em><u>!</u></em>