Based on the diagram Below, what is the measure of arc DC? Given 80+y ,and 112.​

sinn is the total amount of students now and m were the students before, you subtract them both (n-m) and divide that by m. then, since to get a percentage from a fraction you have to multiply by 100, your answer should look like this: n-m/m*100

step-by-step explanation:

it would be r^2 - 2rs +s^2

assuming   you mean to square it

x=-6

a recent drug survey showed an increase in the use of drugs and alcohol among local high school seniors as compared to the national percent.