Answer:
c. 64 ....................
Use the Law of Cosines
a^2 = b^2 + c^2 -2bc *cos(A)
a^2 = 9 +81 -(54 * 0.93358)
a^2 = 90 -<span><span>50.41332
</span>
</span><span><span><span>a^2 = 39.58668
</span>
</span>
</span>
a =
<span>
<span>
<span>
6.2917946565
</span>
</span>
</span>
a = 6.3 (rounded)
Answer:
Sample space={8 R, 3B, 1 G} = 12 OUTCOMES
P( 1 blue) =3/12 = 1/4
P(NOT blue) = 1 - P(blue) = 1 - 1/4 = 3/4. Answer:Step-by-step explanation:We have been given that a bag contains 8 red marbles 3 blue marbles and 1 green marble. We are asked to find the probability of not getting a blue marble.Probability of not getting a blue marble will be equal to probability of getting red marble plus probability of getting green marble.Therefore, the probability of not getting a blue marble is .
Step-by-step explanation:
Answer:
D
Step-by-step explanation: