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Kipish [7]
3 years ago
5

Please help

Mathematics
2 answers:
babymother [125]3 years ago
5 0
It is a valid sample because the first eight people were selected to participate? (the first one)
Vsevolod [243]3 years ago
5 0

Answer:

the answer is b

Step-by-step explanation:

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What is the value of x?<br> -2x = 8
STatiana [176]
This is a simply problem. Just divide both sides the coefficient of x. Which is -2.

And the answer will be x = -4
6 0
3 years ago
Polygon ABCD is translated to create polygon A′B′C′D′. Point A is located at (1, 5), and point A′ is located at (-2, 1). What is
wolverine [178]
Distance formula = sqrt[(x1 - x2)^2 + (y2-y1)^2]
D = sqrt[(1 + 2)^2 + (5 - 1)^2]
D = sqrt[3^2 + 4^2]
D = sqrt(9 + 16)
D = sqrt(25)
D = 5
6 0
4 years ago
A surveyor measures the length of a surveying chain containing 1000 chain links. The length is 0.0533km. What is the length of a
Leya [2.2K]

Answer:

length of a single chain link = 5.33 cm

Step-by-step explanation:

Given data: chain contained 1000 chain links

total length was 0.0533km

<em>1km = 1000m </em>

<em> 1m = 100cm therefore 1km = 100000cm</em>

<em />

total length in cm = 0.0533* 100000

total length in cm = 5330 cm

length of a single chain link = 5330/1000

length of a single chain link = 5.33 cm

7 0
4 years ago
Help me due today ASAP
Allisa [31]

Answer:

He walked for 70 minutes

Step-by-step explanation:

Find the unit rate by dividing 20/4 to get 5. Then you multiply 14x5 and get 70.

4 0
2 years ago
What's 0.46% of 80 equal to ?
irga5000 [103]
'is' in mathematics means equal
<span>'of' in mathematics means multiplication

0.46% can also be written as 0.46/100

</span>x = \frac{0.46}{100} \times 80\\\\x = \frac{0.46}{10} \times 8\\\\x = 0.046 \times 8\\\\\boxed{\bf{x = 0.368}}<span>
</span>
6 0
4 years ago
Read 2 more answers
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