Step-by-step explanation:

Answer:
zero
Step-by-step explanation:
There is no way for them to hit each other's ships if the pirate shoots first and they each shoot once. In the description of the question, it says that if the Captain's ship is hit, then he will always miss his next shot. So if they each shoot once, and the Pirate hits the captain's ship, the Captain will always miss, so there is no way he will hit the Pirate's ship in return.
Answer: 4π
Step-by-step explanation: The diameter is 4 cm which means the radius is 2 cm. Diameter divided by two will give you the radius. The formulae for circumference is 2 π⋅r. So the circumference would be 4π
He just switched sides of the variables and numbers. Instead if adding the opposite.
B) is your answer.
Explanation: When a line of symmetry is used, the two sides that are created from the line splitting the "middle", must make two planes created "congruent" and similar to each other, making them look the same.
hope this helps