Answer:
2·x²+4
Step-by-step explanation:
The sum is an answer to an addition problem and 2 times a number means to multiply by 2. That number is squared so you it's to the second power.
Answer:5.0
Step-by-step explanation:
The volume of a cylinder is 
, since the radius is 1/2D, 2/2=1. Now, if 
is rounded to 3.14, the volume of the cylinder would be 1 x 1 x 3.14 x 4 = 12.56. Now, since there are 0.4 pound per cubic inch, 12.56 x 0.4 = 5.024. Rounded to tenth, the answer is 5.0 or 5.
Hope this helps!
Answer:
Area of the truck tank is 1356.48
Step-by-step explanation:
did the math yesterday!! >_<
Answer:
<h2>18</h2>
Step-by-step explanation:
