Helppp!! Which of the following are square roots of the number below? Check all that
apply.

4

A. 41/2
B. 2
C. -2
D. -41/2
E. 8
F. 16

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap