Answer:
65.9734457254 or 65.97
Step-by-step explanation:
c= pi x diameter
c= pi x (10.5 x 2)
c= pi x 21
= 65.9734457254
Answer:
3x-4y=-16
Step-by-step explanation:
<span><span>(x+7)(x+11) is the answer.</span><span>
</span></span>
Answer:
Number
Step-by-step explanation:
Dividing by a variable is something you should really never do, as it doesn't include the possibility that it could be 0. This removes both of the first two answers. When solving for a variable, however, dividing by numbers can be done often to find a solution. Diving by an inequality sign is probably not something that can be done under normal circumstances.