Let event a = the place is a city let event b = the place is in north america which outcomes are in a or b

a or b = a∪b = the place is a city or the place is in north america or the place is a city in north america

Step-by-step explanation:

a means a city

b means place in north america

a or b can be denoted as a∪b, which means a, or b, or both

Thus, we can say:

a or b = a∪b = the place is a city or the place is in north america or the place is a city in north america

It can be these listed above. These are the outcomes of a or b.

q1 a person or thing situated away or detached from the main body or system. a cluster is a a mash of many things.

q2 do

step-by-step explanation:

so far i think you have the right thing going for you just remember soh cah toh

step-by-step explanation:

sine over hypotenuse

cosine   equals adjacent

tangent over hypotenuse