2 years ago

Look at screen shoottttttttttttttttttttttttttttttttttt

Mathematics

1 answer:

Elena-2011 [213]2 years ago

6 0

I'm confused to do you have an example

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The figure is made up of a square and a rectangle. Find the area of the shaded region.

inn [45]

Answer:

$10 \: { \: m}^{2}$

Step-by-step explanation:

area of the shaded region = Area of triangle formed in rectangle with base (10 - 6 = 4) 4m and height 2 m + Area of triangle formed in square with base 2 m and height 6 m

$= \frac{1}{2} \times 4 \times 2 +\frac{1}{2} \times 2\times 6 \\ \\ = 4+6 \\ \\ = 10 \: { \: m}^{2}$

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2 years ago

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What is the margin of error for a sample statistic for a population with a standard deviation of 7.75?

3241004551 [841]

Answer:

Margin of Error = 1.96 $\times$ 7.75 = 15.19

Step-by-step explanation:

i) Margin of Error of a population with a standard deviation of 7.75?

ii) Let us assume a two tailed test with a 95% confidence interval

iii) $Z_{\frac{\alpha }{2} } = Z_{\frac{\ 0.05 }{2} } = Z_{0.025} = 1.96$

iv) therefore Margin of Error = 1.96 $\times$ 7.75 = 15.19

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2 years ago

Benjamin Franklin said that death was a certainty of life what's the probability

statuscvo [17]

Is it ture or false?

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Which digit in the following number is the one that determines its precision?<br> 10.846

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Answer:

The precision is determined by the POSITION of the number 6 - NOT its value.

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3 years ago

If the decimal is 0.121122111222... if the pattern keeps going will it be a repeating decimal??

sveta [45]

No. A repeating decimal is when it is a repeated number. For example, 0.633333333333 is a repeated decimal.

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2 years ago

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