Answer: 
Step-by-step explanation:
For this exercise it is important to remember the multiplication of signs. Notice that:

In this case you have the following expression given in the exercise:

Then you can follow the steps shown below in order to solve it:
Step 1: You must solve the subtraction of the numbers 0,65 and 3,21. Then:

Step 2: Now you must find the product of the decimal numbers above. In order to do that you must multiply the numbers.
(As you can notice, both are negative, therefore you know that the product will be positive).
Then, you get that the result is the following:

By applying 2×pie×radius (radius+height)
This answer comes 1925000mm^3
Answer:
look it up
Step-by-step explanation:
Answer: 1.7 is the answer hope this helps.
Step-by-step explanation:
It looks like Brenda did since Michael forgot to take out the parenthesis<span />