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slavikrds [6]
3 years ago
6

Mark runs to catch a ball. Explain how the structure of muscle tissue helps him perform this function

Mathematics
1 answer:
vichka [17]3 years ago
5 0

Answer:

the answer is below

Step-by-step explanation:

I would say it would help by having a more faster run and stretch.

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GIVING BRIANLIEST PLS HELP
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Step-by-step explanation:

a) Line AB ll DC

b) Line GH acts as a transversal.

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5 0
3 years ago
Read 2 more answers
In 1980, the number of African elephants was 1,200,000 but that number was decreasing 5.25% a year.
algol13
<span>Answer is about 12.85.</span>
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3 years ago
The pH of a solution is measured eight times by one operator using the same instrument. She obtains the following data: 7.15, 7.
Nikolay [14]

Answer:

(a)7.185

(b)0.000371

(c) 0.019

(d)Sample variance and Sample standard deviation

Step-by-step explanation:

We are given the following sample data.

7.15, 7.20, 7.18, 7.19, 7.21, 7.20, 7.17, 7.18.

(a) Calculate the sample mean. Round your answer to 3 decimal places.

The formula for sample mean =

Sum of terms/Number of terms

= 7.15 + 7.20+ 7.18+7.19+7.21+7.20+7.17+ 7.18/8

= 57.48/8

= 7.185

(b) Calculate the sample variance. Round your answer to 6 decimal places.

The formula for sample Variance =

(x - mean)²/n - 1

n = 8

Sample variance = (7.15 - 7.185)² + (7.20-

7.185)²+ (7.18 -7.185)² + (7.19 -7.185)² + (7.21 - 7.185)² + (7.20 - 7.185)² + (7.17 - 7.185)² + (7.18 - 7.185)² /8 - 1

= 0.001225 + 0.000225+ 0.000025+ 0.000025 + 0.000625 + 0.000225 + 0.000225 + 0.000025/7

= 0.0026/7

= 0.000371428571

Approximately to 6 decimal places = 0.000371

(c) Calculate the sample standard deviation. Round your answer to 3 decimal places.

The formula for Sample Standard Deviation = √Sample variance

= √0.000371428571

= 0.01927248223

To 3 decimal places = 0.019

(d) Which of the following are potential major sources of variability in the experiment

Sample variance

Sample standard deviation

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3 years ago
Determine whether the triangles are congruent. Explain your reasoning .
lapo4ka [179]
Yes because of ASA
Angel MLX =angel JLM
JLM =90
They share a side (included ) so it is ASA
4 0
3 years ago
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