A bag of marbles contains 6 blue marbles, 2 yellow marbles, 4 red marbles, and 1 green marble. What is the probability of
reaching into the bag and selecting a yellow marble?
ot
ON

6 + 2 + 4 + 1 = 13

2/13

Step-by-step explanation:

1. add all the marbles together

2. divide the yellow marbles by the total marbles

step-by-step explanation:

x^2 -12x + 36 + y^2 = 36

x^2 + y^2 = 12x

r^2 = 12rcos(theta)

r = 12 cos(theta)