(1,0) and (6,2) are not on the same line and I don't understand the last question
X+10+10=8+10 is not equal to x=18. It must be x+20=18 x=-2
Nearest tenth: <span>243.9
nearest hundredth: </span><span>243.88
nearest ten: </span><span>240
</span>nearest hundred: 200
The answer is 2268pi ft^3