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GenaCL600 [577]
3 years ago
5

Helppppp meeee pleaseeee in horrible at math

Mathematics
1 answer:
rosijanka [135]3 years ago
4 0
Circumference = 2×3.14×r
3.14 is pie and r is the radius.
To find the radius you divide the diameter by 2.
19 ÷ 2 = 9.5
2×3.14×9.5 = 59.66
Multiply 59.66 by 6 because ther are 6 pennies.

59.66 × 6 = 357.96 mm.
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What positive value of x make the following eqaution true:x3=64? Explain
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Answer:

if the 3 is an exponent, then it is 4 bc 4 to the power of 3 is 64

Step-by-step explanation:

x3=64

Step 1: Take cube root.

x=(64)(13)

x=4

Answer:

x=4

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3 years ago
The number of hours per week that the television is turned on is determined for each family in a sample. The mean of the data is
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The statement; Approximately 120 families turned on their televisions for less than 37 hours is true.

<h3>What is true about the data?</h3>

From the task content, since the 10% percentile of the data corresponds to 24 families, it.follws that the total number of families sampled is; 24 × 10 = 240 families.

On this note, after the first 120 data points, the median is determined to be 33.2 hours which is less than the mean. Conclusively, it follows that approximately 120 families turned on their televisions for less than 37 hours.

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