<u>Answer:
</u>
The diameter of a sphere is 6ft 6in. The radius of sphere is 3 feet 3 inches.
<u>Solution:
</u>
Given that the diameter of sphere is 6 feet 6 inches.
We have to find the radius of the sphere.
The relation between diameter and radius of sphere is given as

Therefore, 

Radius = 3 feet 3 inches.
Hence the radius of the sphere is 3 feet 3 inches.
d. you already answered it. why do you need help? I'm confused. Is this a trick?
Answer:
x = -2
Step-by-step explanation:
4 + x = 2
-4 -4
x = -2
Hope this helps!!
Answer:
5 units
Step-by-step explanation:
plug it into the distance formula and solve
Ans 0.33333333333
Step-by-step explanation: