Answer:
2
Step-by-step explanation:
if the number after the tenth place is greater than 5 it would be rounded up to 3, but since it is less than 5 it would round to 2
Answer:
-2z+8
Step-by-step explanation:

Volume of a cylinder of radius r and heigth h is

Here h is 15 cm and r is 6 cm.
Seven because 1+2 is 3 and 3+1 is 4 so in total is seven