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3 years ago

Which step in conducting research should be done before writing a research question?

Mathematics

1 answer:

zaharov [31]3 years ago

7 0

Answer:

It is C

Step-by-step explanation:

You have to make a subject to research before your make a question, because you dont know what your looking for then.

I know i might be late but can i have brainliest if its correct so i can level up?

Thank you!

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Select 3 ratios that are equivalent to 8:20

guapka [62]

Answer:

4:10, 2:5 16:40

Step-by-step explanation:

just multiply or divide

5 0

3 years ago

A rectangular container measuring 20 inches long by 16 inches wide by 12 inches tall is filled to its brim with water. If 850 cu

makkiz [27]

The new height of the water is = 9.34 inches (approx)

Step-by-step explanation:

Given, a rectangular container measuring 20 inches long by 16 inches wide by 12 inches tall is filled to its brim with water.

Let the new height of water level be x inches.

The volume of the container = (20×16×12) cubic inches

=3840 cubic inches

According to the problem,

3840 - (20×16×x) = 850

⇔3840 -320x = 850

⇔-320x =850-3840

⇔-320 x = -2990

$\Leftrightarrow x =\frac{2990}{320}$

⇔x = 9.34 inches

The new height of the water is = 9.34 inches (approx)

5 0

3 years ago

farouk scored 110% in his last mathematics test.Explain how this is possible.Give an actual mark allocations that will prove you

irakobra [83]

Answer:

Grades higher than 100% can be achieved by doing extra credit and/or answering bonus questions.

hope this helps! :)

8 0

3 years ago

In the data set below, what is the range? 9, 4, 9, 2, 8, 2, 1

noname [10]

First put these in order from least to greatest.

1,2,2,4,8,9,9 is the correct order
Range is when we subtract the greatest value of our data set from the smallest so in our case it would be 9-1 which leaves us with our answer that 8 is your range.

7 0

3 years ago

Nathan wants to use coordinate geometry to prove that the opposite sides of a rectangle are congruent. He places parallelogram A

Fynjy0 [20]

The formula used to find the length of a line segment is the same formula as the Pythagoras theorem.

We take CD as the hypotenuse of the right-angled triangle and the distance between the x-coordinates and y-coordinates as the length of two short sides.

We can write the formula as
CD = $\sqrt{( x_{1}- x_{0}) ^{2}+ ( y_{1}- y_{0}) ^{2} }$
CD = $\sqrt{(a-0)^{2}+ (b-b)^{2} }$

7 0

3 years ago

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