Answer: the bottom right one
Step-by-step explanation:
you can put your pencil like this I and follow the line without two parts touching the line (vertical line test)
<h2>Given :</h2>
<h2>Solution : </h2>

Through the statement above we have,
_____________________________

Answer:
a. Volume = π15.02 9.0=6361.73
b. I am very sorry, I don't know
Step-by-step explanation:
127.17 because 9x9=81 and 81x3.14=254.34 then divide by 2 and it’s equal 127.17
Answer:
factor:
x^2+2x+2x+4
x(x+2)+2(x+2)
(x+2)(x+2)
100x^2+20x+1
100x^2+10x+(10x+1)
10(10x+1)+(10x+1)
(10x+1)(10x+1)=(x+2)(x+2)
Hope this helps you