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rusak2 [61]
3 years ago
5

HELP ASAP!! WILL MARK BRAINLIST!! A LOT OF POINTSS

Mathematics
1 answer:
Lostsunrise [7]3 years ago
3 0

Answer:

Total surface area = 580.96 yd^2

Step-by-step explanation:

Total surface area

From left to right

Rectangle 1

A = lw = 9.9 *20 =198

Rectangle 2

A = lw = 6.8 *20 =136

Rectangle 3

A = lw = 9.9 *20 =198

Triangle top

A = 1/2 bh = 1/2 (6.8)(7.2) =24.48

Triangle bottom

A = 1/2 bh = 1/2 (6.8)(7.2) =24.48

Add them together

198+136+198+24.48+24.48

580.96

Total surface area = 580.96 yd^2

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If the point P is on the graph of a function f, find the corresponding point on the graph of the given function.. P(5, 8); y = 1
Sveta_85 [38]
We only know the value of <span>f(5)</span> therefore we need to figure out what we would put in for x in <span>f(<span>1/3 </span>x)</span> to get 5 set <span><span>1/3 </span>x=5</span><span>x=15
</span>now if <span>x= 15</span> then <span>f(<span>1/3 </span>x)
            = f(<span>1/3</span>×15)
            = f(5)=8
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3 years ago
10# A consumer advocacy group is doing a large study on car rental practices. Among other things, the consumer group would like
ella [17]

ANSWER:

104

STEP-BY-STEP EXPLANATION:

Given:

Standard deviation (σ) = 700

Confidence level = 95%

Mean error (Eμ) = 135

We have for a confidence level of 95%:

\begin{gathered} \alpha=100\%-95\%=5\%=0.05 \\  \\ \alpha\text{/2}=\frac{0.05}{2}=0.025 \\  \\ \text{ The corresponding Z value for \alpha/2 = 0.025 is as follows:} \\  \\ Z_{\alpha\text{/2}}=1.96 \end{gathered}

Now, we calculate the minimum value of the sample size as follows:

\begin{gathered} n=\left(\frac{Z_{\alpha\text{/2}}\cdot\sigma}{E}\right)^2 \\  \\ \text{ We replacing:} \\  \\ \:n=\left(\frac{1.96\cdot 700}{135}\right)^2 \\  \\ \:n=103.2858\cong104 \end{gathered}

The minimum sample size needed is 104

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1 year ago
Can someone please tell me what is the solution
vovangra [49]

Answer:

\frac{1}{4} \tan {}^{4}(x) + c

8 0
3 years ago
I need help with this thanks
belka [17]

sorry, i dont understand i need more information on this is there any other directions???

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4 years ago
Which of the following is a characteristic of the circumcenter of a triangle
jolli1 [7]

You have not provided the options, therefore, I can not provide an exact answer.

However, I will help you with the concept


In a triangle, the circumcenter is defined as the point of intersection of the three perpendicular bisectors in the triangle


The circumcenter is characterized by the following:

1- The circumcenter is the center point of the circumcircle

2- The circumcenter is equidistant from the three vertices of the triangle

<u>3- Position of circumcenter:</u>

in acute triangle ........> it lies inside the triangle

in right-angles triangle .......> it lies at the midpoint of the hypotenuse

in obtuse triangle ..........> it lies outside the triangle


Hope this helps :)

8 0
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