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Ann [662]
3 years ago
13

Please Help Me With This I'll Give Brainliest.

Mathematics
1 answer:
Ivenika [448]3 years ago
7 0

Answer: -9

Step-by-step explanation:

7 is 8 units away or to the left of -1

count 8 units to the left of -1 which is -9

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Olivia is making a triangular pyramid model for math class. The triangular base has a height of 5 inches and a base of 8 inches.
Vesna [10]

Answer:

66.7 in^3

Step-by-step explanation:

The volume of a triangular pyramid is given by

V = 1/3 B h

where B is the area of the base and h is the height

Calculate the area of the base.  The base is a triangle

B = 1/2 bh  where b is 8 and h is 5

  = 1/2 (8) * 5

  =20

V = 1/3 (20) 10

 66.6666666

To the nearest tenth

66.7 in^3

7 0
3 years ago
Read 2 more answers
A sample of an unknown liquid has a volume of 12.0 mL and a mass of 6 g. What is its density?
NemiM [27]
Density = Mass/Volume
Density = 6/12 = 0.5 g/mL or 0.5 kg/L

6 0
3 years ago
For which value is the absolute deviation from the mean equal to 3?
Nesterboy [21]

Answer: 26

Step-by-step explanation: Take the mean of the 5 #'s (23). Which # is 3 away from 23? 26.

7 0
3 years ago
Describe how a statistical question yields an answer with variability. Give a example.
solniwko [45]
Statistics is not an exact science, meaning that with any answer, there will be variance. This is because the sample size used to obtain values is always smaller than the population being studied.
3 0
3 years ago
Read 2 more answers
Use the following to answer questions 7-9:
seropon [69]

Answer:the third one .38x+2.59

Step-by-step explanation:

No amount of donuts yet so that’s why it’s x and there’s a regular fee of 2.59 so that’s why it’s the answer

7 0
3 years ago
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