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OlgaM077 [116]
4 years ago
11

The length of a room is 20 feet and its width is 12 feet. Whats the perimeter

Mathematics
2 answers:
Tems11 [23]4 years ago
4 0
Perimeter = 2 x Length + 2 x Width

Perimeter = 2(20) + 2(12) = 64 feet.

------------------------------------------
Answer: Perimeter = 64 feet.
------------------------------------------
Pavlova-9 [17]4 years ago
4 0
[20×20]+12×12
400+144=544
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wariber [46]

Answer:

169

Step-by-step explanation:

13x13=169 in a square all sides are equal

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3 years ago
A sequence of 1 million iid symbols(+1 and +2), Xi, are transmitted through a channel and summed to produce a new random variabl
Zigmanuir [339]

Answer:

E(w) = 1600000

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Step-by-step explanation:

given data

sequence = 1 million iid  (+1 and +2)

probability of transmitting a +1 =  0.4

solution

sequence will be here as

P{Xi = k } = 0.4              for k = +1

                  0.6              for k = +2

and define is

x1  + x2 + ................ + X1000000

so for expected value for W

E(w) = E( x1  + x2 + ................ +  X1000000 )   ......................1

as per the linear probability of expectation

E(w) = 1000000 ( 0.4 × 1 + 0.6 × 2)

E(w) = 1600000

and

for variance of W

v(w) = V ( x1  + x2 + ................ + X1000000 )    ..........................2

v(w) = V x1  + V x2 + ................  + V  X1000000

here also same as that xi are i.e d so cov(xi, xj ) = 0 and i ≠ j

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v(w) = 1000000 ( v(x) )

v(w) = 1000000 ( 0.24)

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8 0
3 years ago
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Answer:

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Step-by-step explanation:

Constant of proportionality states that the constant value of the ratio of two proportional quantities x and y,

it is written in the form of y = kx, where k is the constant of proportionality.

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where r is the constant of proportionality.

From the table we consider

x = 14 and y = 1.4

Substitute these given values in [1] to solve for r;

Divide both sides by 14 we get;

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3 years ago
In Bonaparte Valley School District, 13% of all students play football and baseball and 25% of all students play baseball. What
vladimir1956 [14]

Answer:

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Step-by-step explanation:

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3 years ago
Which expressions are equivalent to √1,120y? Select three options.
ozzi

The expression that is equivalent to √1,120y is: 4√70y.

<h3>What are Equivalent Expressions?</h3>

Expressions are said to be equivalent when the value of one is the same as the value of the other when evaluated or simplified.

Given the expression, √1,120y, we can simplify as shown below:

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Thus,  4√70y is equivalent to √1,120y .

Learn more about equivalent expressions on:

brainly.com/question/22365614

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