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Maurinko [17]
3 years ago
12

Which expression can be used to the surface area of the following square pyramid

Mathematics
1 answer:
Ket [755]3 years ago
8 0

Answer:

the answer is c

Step-by-step explanation:

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14. A photograph measures eight inches wide and ten inches long. The picture is enlarged to fit on a wall. If the new larger pic
PtichkaEL [24]

Answer:

The file contains the solution to the question

8 0
2 years ago
What is the total area, in square meters, of the shaded sections of the trapezoid below?
maw [93]

Answer:

Area = 110.88 m²

Step-by-step explanation:

Total area = area of the two triangles + area of the rectangle

Total Area = ½bh + L*W × ½*by

= ½*7*7.2 + 7.6 × 7.2 + ½*8.6*7.2

= 25.2 + 54.72 + 30.96

Total Area = 110.88 m²

4 0
3 years ago
Which of the following fitness scores is the highest relative score?
evablogger [386]

Due to the higher z-score, the correct option regarding the highest relative score is:

A score of 4730 on a test with a mean of 3960 and a standard deviation of 555.5.

<h3>What is the z-score formula?</h3>

The z-score of a measure X of a normally distributed variable with mean \mu and standard deviation \sigma is given by:

Z = \frac{X - \mu}{\sigma}

The z-score measures how many standard deviations the measure is above or below the mean, hence the higher the z-score, the higher the score X is relative to other scores.

The respective z-scores for this problem are given by:

  • (39 - 31)/6.1 = 1.31.
  • (1136 - 1080)/67.8 = 0.83.
  • (4730 - 3960)/555.5 = 1.39.

Hence the correct option is:

A score of 4730 on a test with a mean of 3960 and a standard deviation of 555.5.

More can be learned about z-scores at brainly.com/question/28096232

#SPJ1

6 0
2 years ago
F(x) = x2 + 5<br> When the domain is ={-2.-1,1} what is the range
Citrus2011 [14]

Answer:

Range = {6, 9}.

Step-by-step explanation:

Just plug in the 3 numbers:

Range = (-2)^2+5 , (-1)^2 + 5 and 1^1 + 5

= 9, 6 and 6.

7 0
3 years ago
I need to know if this H(3,2),J(4,1),K(-2,-4),M(-1,-5) is parallel perpendicular or neither I need to show my work and write my
Shkiper50 [21]

Answer:

Step-by-step explanation:

H(3,2)  & J(4, 1)

Slope = \dfrac{y_{2} -y_{1}}{x_{2}-x_{1}}\\\\=\dfrac{1-2}{4-3}\\\\\\=\dfrac{-1}{1}\\\\= -1

K(-2,-4)  & M(-1 , -5)

Slope =\dfrac{-5-[-4]}{-1-[-2]}\\\\=\dfrac{-5+4}{-1+2}\\\\= \dfrac{-1}{1}\\\\\\= -1

Line HJ and KM have same slopes. So, they are parallel

6 0
3 years ago
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