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Andrej [43]
3 years ago
11

.

Mathematics
1 answer:
bekas [8.4K]3 years ago
5 0

Answer:

It's a line

Step-by-step explanation:

A line is not a three dimensional shape. I hope this helps :) also let me know if you got it right!

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I need an answer quick!!!!
Illusion [34]

Answer:

investment 2 $400 Simple Interest Rate

Step-by-step explanation:

5 0
3 years ago
The sum of three numbers is 51 . the second number is 2 times the third. the third number is 9 more than the first. what are the
hammer [34]
X+y+z=51

y=2z
z=9+x

subsitute those

x+2z+9+x=51
x+2(9+x)+9+x=51
x+18+2x+9+x=51
4x+27=51
minus 27 both sides
4x=24
divide by 4
x=6

sub back

z=9+x
z=9+6
z=15

y=2z
y=2(15)
y=30

the numbers are
6,30,15
8 0
3 years ago
Read 2 more answers
a researcher sets out to measure drug use on US college campuses by asking a representative sample of undergraduates whether the
Readme [11.4K]

Based on the information given, it can be noted that the problem with the research is the problem of validity.

<h3>Problems with validity.</h3>

It should be noted that in a research, a problem with validity takes place when there's a lack of reliability of the independent variable.

Also, it is a result of lack of representativeness of the independent variable and a lack of impact of the independent variable.

In this case, the researcher sets out to measure drug use on US college campuses by asking a representative sample of undergraduates whether they are currently receiving federal grants or loans. It should be noted that the question asked doesn't relate to the research.

In conclusion, there's a problem with validity.

Learn more about researches on:

brainly.com/question/25257437

5 0
2 years ago
On Wednesday at 9 a.m., Winston went diving. Near the beach, the ocean’s surface was at an elevation of -2.5 feet. During his de
Elden [556K]
20.2 * -2.5ft = -50.5ft

Hence, Winston reach -50.5 feet during his deepest dive.
7 0
3 years ago
A pool has some initial amount of water in it. Then it starts being filled so the water level rises at a rate of 6 centimeters p
mariarad [96]

Answer:

that would be inccorect if thats what its asking

Step-by-step explanation:

Because you would divide 20 by 6 and get 3.33

than you would multiply 3.33 by 6 to get an answer of twenty whic means the water level would be incorrect . because it does not match the eqution that the water level would be at 220 by 20 minutes it would atually be at 66.6 cenimeters by 20 minutes .

I need just 1 more brainliest

:)

3 0
3 years ago
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