Answer:
less than or equal to -26
9+c <u><</u> 15
OR
c <u><</u> 6
Step-by-step explanation:
"the sum of 9 and c" means: 9+c
"is less than or equal to 15" means: <u><</u> 15
If you need to simplify it, then subtract 9 from both sides, and you get
37.7 m
Use this formula:
A=2πrh+2π
1,908
