Answer:
=452.16 ft^3
Step-by-step explanation:
Volume of cylinder formula: V=πr^2(h)
Note: Diamater/2=radius
Plug-in: V=3.14(4)^2(9)
=452.16 ft^3
Answer:

Step-by-step explanation:

Expand parentheses:

Subtract 42 from both sides:

Divide both sides by 14:

Hope this helps!
Answer:
19-12=7, so 4-7=-3, so b is equal to 19
<span><span> </span><span>Steps:<span>Divide the decimal number by 16. Treat the division as an integer division. Write down the remainder (in hexadecimal).Divide the result again by 16. Treat the division as an integer division. Repeat step 2 and 3 until result is 0.<span>The hex value is the digit sequence of the remainders from the last to first.</span></span></span></span>