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maxonik [38]
2 years ago
15

(High points) please solve both with explanation. I’ll give brainliest.

Mathematics
1 answer:
lawyer [7]2 years ago
7 0

Answer:

36\frac{9}{16}

area: 136 cm

perimeter: 48 cm

Step-by-step explanation:

For the first one just subtract

45\frac{1}{2}=\frac{91}{2}=\frac{364}{8}\\8\frac{7}{8}=\frac{71}{8}\\\frac{364}{8}-\frac{71}{8}=\frac{293}{8}\\\frac{293}{8}=\frac{586}{16}\\\\\frac{586}{16}-\frac{1}{16}=\frac{585}{16}=36\frac{9}{16}

for the second one you just have to break it into smaller, more digestible pieces (work below)

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Use the box plot to answer the questions. What is the range of Charles’s scores? What is the median of Charles’s scores? What is
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Box-plot describes 5 important data of the observations. We get following values for range, median and IQR as:

  • The range of Charles' scores is 20
  • The median of Charles' scores is 90
  • The IQR of Charles' scores is 8

<h3>How does a boxplot shows the  data points?</h3>

A box plot has 5 data description.

  • The leftmost whisker shows the minimum value in the data.
  • The rightmost whisker shows the maximum value in the data.
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  • The last line of the box shows the third quartile.

<h3>How to find the interquartile range?</h3>

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<h3>What is the range of a data set?</h3>

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The missing box plot is attached below for the given problem.

From the given data, we see that, the left and right whiskers are on  80 and 100 respectively.

The left and right limit of the box are on 85 and 93 respectively.

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Thus, we get:

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  • Maximum score = right whisker = 100
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  • Third quartile = right limit of box = 93
  • Second quartile = median = middle line's position in the box = 90

Thus, we get:

  • Range of Charles' score = Max - min value = 100 = 80 = 20
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  • IQR = third quartile - first quartile = 93 - 85 = 8

Learn more about box plot here:

brainly.com/question/1523909

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