1) omar has scored 85, 71, and 77 on the first three exams in his math class. if the standard 70,80,90 scale is used for grades of c, b, and a, and the exams are equally weighted, what is the minimum he can score on the final exam in order to: a) get a c average on exams? b) get a b average on exams? c) get an a average on exams?

dc=6 square root of 3 and ac is 12 square root 3

c and d

step-by-step explanation:

square root of 3/2 = 18/c

cross multiply to get 18*2=√3*c

36/√3 * √3/√3 = c

c= 36*√3/3

c=12√3

answer: the answer is ann

according to egenuity the answer is

step-by-step explanation:

d. 344.22

dilation scale factor 2: starting with δabc, draw the dilation image of the triangle with a center at the origin and a scale factor of two. notice that every coordinate of the original triangle has been multiplied by the scale factor (x2). dilation with scale factor 2, multiply by 2.