3 years ago

If a fair die is rolled 3 times, what is the probability, to the nearest thousandth, of getting exactly 2 fives?

1 answer:

5 0

Answer:

The answer is .578 you just do 5/6 due to the fact that there are 6 sides on a die and 1 side is a 2 so if you don’t get a two there is 5 sides left so you do 5/6 to the power of 3 leaving you with .578 and some

Step-by-step explanation:

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Can the sides of a right triangle have the lengths 5 15 and 250. explain

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Answer:

yes

Step-by-step explanation:

Theorem gives us a2 + b2 = c2 for a right triangle, where c is the hypotenuse and a and b are the smaller sides. Here a is equal to 5 and c is equal to 14, so b2 = 142 – 52 = 171. Therefore b is equal to the square root of 171 or approximately 13.07.

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Read 2 more answers

Which of the following ordered pairs represents the solution to the system given below? 2x + y = 20 4x − 2y = 40 A) (10,0) B) (0

shtirl [24]

$2x+y=20 \ \ \ |\times 2 \\
4x-2y=40 \\ \\
4x+2y=40 \\
\underline{4x-2y=40} \\
4x+4x=40+40 \\
8x=80 \ \ \ |\div 8 \\
x=10 \\ \\
2x+y=20 \\
2 \times 10+y=20 \\
20+y=20 \ \ \ |-20 \\
y=0 \\ \\
\boxed{(x,y)=(10,0)} \Leftarrow \hbox{answer A}$