The answer is 3.5 please click on the file for work.
Answer:
3053.63
Step-by-step explanation:
Use the equation for sphere volume: 
Plug the values in and get
≈ 3053.63
Note: exact value of pi used.
Answer:
X
Step-by-step explanation:
It's a symbol (usually a letter) standing in for an unknown numerical value in an equation.
Answer:
YX and WX
Step-by-step explanation:
In an isoceles triangle, the sides WX and YX are equal which also means you can assume angle W and angle Y are also equal.