Well for starters 5 isn't a composite number, it's a prime number which I assume you are talking about and 5 is a prime number because it cannot be divided by anything but 1.
Answer:
11.43 ft
Step-by-step explanation:
Mean = sum of low tides / total number of low tides
(20.22 ft + 2.64 ft + 20.22 ft + 2.64 ft.) / 4 = 11.43ft
Answer:
30+(2x+7)+63=180(sum of angles of triangle )
30+2x+7+63=180
2x+100=180
2x=180-100
x=80/2
x=40
Thanks for the points oh and idk