Answer:
so what you do is you divide 30 by 4.5 then when you get the density you divide that by the 10 pennies so you get the density of 1 penny
Step-by-step explanation:
You could use the answer to 45 / 3 to write down part of the answer to 4.5 / 3. Then you would add the decimal where it needs to be.
Example:
56 / 4 = 14
5.6 / 4 = 1.4
Answer:
a2−b2=(a−b)(a+b).
Since a≥0 and b>0, a+b>0 and a−b<0 since a<b, thus: (a−b)(a+b)<0. So a2−b2<0. Thus a2<b2.
Answer:
The area is 18
Step-by-step explanation: use the formula a=1/2d^2 the diagonal given is only half so use 6 for d
<u>6 ounce bag
</u>

<u>8 ounce bag
</u>

<u>
</u>The eight ounce bag costs one cent less per ounce. It's therefore a better deal.<u>
</u>