Answer: 
Step-by-step explanation:
1. If you join the top part and the bottom part of the figure, you obtain a sphere. Then, you must apply the formula for calculate the surface area of a sphere:

Where r is the radius (
)
2. Then:

3. The formula for calculate the suface area of the red part, which is a cylinder, is:

Where h is the height (h=32mm)
4. Then:

5. So, the total surface area is:

Answer:
The answer to that question is c. y = x
Answer:
-7
Step-by-step explanation:
-123-(6x4=24)=-147 -147 divided by (4x5k+1k=21k)=-7
Answer:
Rational!
Step-by-step explanation:
The decimal is terminating so this is rational.
Answer:
328 multiplied by the ticket price.
Step-by-step explanation: