Answer:
V = πr³ + 2πr²
Step-by-step explanation:
Volume of a cylinder:
V = πr²h
with radius r and height h = 2 + r:
V = πr²(2 + r) = πr³ + 2πr²
Answer:
-23/2
Step-by-step explanation:
x-5=3(x+6)
x-3x=18+5
-2x=23
x=-23/2
Answer:
19
Step-by-step explanation:
6 times 2 = the years between the youngest and oldest. 6 times 2 =12. 7+12=19
N+2
2 is the miles
while the n is the number that harry walked last week
