You have 7 red marbles,5 blue marbles, and 3 yellow marbles. you randomly choose one marble, without replacing the first marble you choose a second and without replacing the second marble, you choose a third

answer

a,b, and d

explanation

a reflection angle is more than

but less than;

an angle that measures

is a reflex angle.(true)

an angle that measures less than

is acute.(true)

provided we are considering angles greater or equal to zero.

an acute angle lies in the range.

an obtuse angle is less than 180° but more than 90°

an angle that measures 300° is obtuse (false)

an angle that measures 65° is an acute angle.(true)

i think it is 18

step-by-step explanation:

b. 153 students do not participate in sports and seventy-five 12th graders were surveyed