Which point is on the graph of y=4/x a.(1,4) b.(2,8) c.(2, 1/2 ) d.(1/4 , 2)

Classify the polygon by its number of sides. state whether the polygon appears to be regular or not regular. a.heptagon, regular b. heptagon, not regular c. octagon, regular d. octagon, not regular

Me. i can't figure out this question. give an explanation too. .

On ryan's last social studies test there were two types of questions true/false worth 3 points each and multiple choice questions worth 4 points each