Answer:
1) c (a,b)
2)The length of DB (I can't put the line on top)
3) AC
Step by step explanation
area= 2πrh
-> 2 * 3.14 * 2 * 9
-> 6.28 *18
-> 113.04
Answer:
(Down Below)
Step-by-step explanation:
Plug in the value of x in the left column for all the values in the equation. I will do a couple for you.
Since -4 is the value of x, substitute it into the equation for x.

-1

0

You can do the rest. You got this! Comment if you need more help!