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Genrish500 [490]

3 years ago

6

Line q passes through points (9, 9) and (1, 2). Line r is perpendicular to q. What is the slope of line r?

1 answer:

Alik [6]3 years ago

6 0

Answer:

y=mx+b

Step-by-step explanation:

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Juarez Distribution Company conducted a time study of Martha Smith’s job as an installer. Using the observation chart, find her

Alex777 [14]

Average time on task 1 = $\frac{3.4+4.1+6.5+8.1}{4}=5.5$ seconds
Average time on task 2 = $\frac{3.5+4.3+6.8+8.3}{4}=5.7$ seconds
Average time on task 3 = $\frac{4.3+4.1+6.5+7.9}{4}=5.7$ seconds
Average time on task 4 = $\frac{2.9+4.6+6.6+7.1}{4} =5.3$ seconds
Average time on task 5 = $\frac{3.6+4.2+6.7+8.1}{4}=5.65$ seconds

4 0

3 years ago

What is 7 written as a percent? A. 7.2% B. 27% C. 72% D. 720%

Makovka662 [10]

The answer is A 7.2%

5 0

3 years ago

Read 2 more answers

Which is a perfect square?<br>6^1<br>6^2<br>6^3<br>6^4<br>

k0ka [10]

Should be 6^3.

Have a good day!

7 0

3 years ago

A= 1/2 h (a+b) solve for h

Valentin [98]

"<span>A= 1/2 h (a+b) solve for h"
</span>
bh + 1/2h

7 0

3 years ago

In a random sample of 205 people, 149 said that they watched educational television. Find the 95% confidence interval of the tru

tensa zangetsu [6.8K]

Answer: Given a sample of 200, we are 90% confident that the true proportion of people who watched educational TV is between 72.1% and 81.9%.

Step-by-step explanation:

$\frac{154}{200} =0.77$

$1-0.77=0.23$

$\sqrt{\frac{(0.77)(0.23)}{200} }$ =0.049

0.77±0.049< 0.819, 0.721

6 0

3 years ago