What is the sum and classification of StartFraction 3 Over 20 EndFraction + StartRoot 10 EndRoot? 3.31227766..., irrational 3.31227766..., rational 18.16227766..., irrational 18.16227766..., rational

The circumference of a circle is 5 pi cm. what is the area of the circle?

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9