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2 years ago

Given the following triangle solve for the unknown variable x

Mathematics

2 answers:

elena55 [62]2 years ago

6 0

It will be (7x+8)+(7x+8+7x=180

algol132 years ago

4 0

Since there are 2 congruent angles that means that you can set up the equation to equal to 180. 7x+8+7x+8+7x=180, 21x+16=180, 21x=164, x=7.81

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Which of the following is not a characterstic of the sampling distribution of a sample statistic

natita [175]

Answer:

The samples are all drawn from the sample population. Is the not the characteristics of the sampling distribution of a sample statistic. The correct option is b.

Step-by-step explanation:

Samples are drawn from the population not from the sample population.

Therefore drawing samples from a sample population is not a characteristics of the sampling distribution of a sample statistic.

5 0

2 years ago

Solve for w (4w-5)(7-w)=0

nataly862011 [7]

Ask: When will (4w-5)(7-w) equal zero?

When 4w-5=0 or 7-w=0

Solve each of the 2 equations above

w = 5/4 , 7

7 0

2 years ago

Someone answer this please

solniwko [45]

Answer:

D) -4(-1) > 2 is a true statement

Step-by-step explanation:

A) 3 < 0 False

B) -6 > -1 False

C) 0 < -4 False

3 0

2 years ago

1/2(2-4x)+2x=13 What is x I need a step by step

Ilya [14]

Answer:

x=3

Step-by-step explanation:

1/2(2-4x)+2x=13

1-2x+2x=13

4x=13-1

x=12/4

x=3

3 0

2 years ago

A spinner divided into four equal parts, A, B, C, and D, is spun, then is followed by a roll of a standard six-sided die.

gavmur [86]

Answer: 24

Step-by-step explanation:

Total Possible Outcomes given A, B, C, D and 1, 2, 3, 4, 5, 6

= 4 x 6

= 24

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Answer: 3

Step-by-step explanation:

Total outcomes for an A and and odd number

= A and (1 or 3 or 5)

= 1 x 3

= 3

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Answer: $\bold{\dfrac{1}{4,}\qquad \dfrac{1}{2,}\qquad \dfrac{1}{8}}$

Step-by-step explanation:

Probability of an A out of A, B, C, D is: $\dfrac{1}{4}$

Probability of an odd (1, 3, 5) out of 1, 2, 3, 4, 5, 6 is: $\dfrac{3}{6}=\dfrac{1}{2}$

Probability of an A and an odd is: $\dfrac{1}{4}\times\dfrac{1}{2}=\dfrac{1}{8}$

*******************************************************************************

Answer: $\bold{\dfrac{1}{2}}$

Step-by-step explanation:

Probability of an odd (1, 3, 5) out of 1, 2, 3, 4, 5, 6 is: $\dfrac{3}{6}=\dfrac{1}{2}$

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Answer: $\bold{\dfrac{3}{4}}$

Step-by-step explanation:

Probability of an A or an odd is: $\dfrac{1}{4}+\dfrac{1}{2}=\dfrac{1}{4}+\dfrac{2}{4}=\dfrac{3}{4}$

6 0

2 years ago