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Tatiana [17]
4 years ago
6

How do u get 4/4 marks ​

Mathematics
1 answer:
Jlenok [28]4 years ago
5 0

The side of a cube when the diagonal is known is found using the formula:

Side = √3 * diagonal/3

Replace diagonal with 20:

Side = √3 * 20/3

Side = √3 * 6 2/3

Side = 11.547 cm  (Round the answer as needed).

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Hi!

So we all know diameter is the width across the circle and radius is half of the diameter.

So since we know what diameter is, that would make #1) AC or the second option

For number two in case you don't know, angles 6 and 7 are vertical angles. Which, are CONGRUENT! YAY! That always makes it so easy! So if angle 6 is 30°, angle 7 will be, YES!! 30°! So easy!

So the answer to #2) 30<span>°</span>, or 4th option!



Hope I helped!


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3 years ago
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3 years ago
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ikadub [295]

Answer:

The answer is actully the third one

Step-by-step explanation:

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Now we can divide:

The rule for dividing fractions is that you bring up the lower fraction and flip it to multiply, so that looks like this:

×

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The product there is

So the answer you want from your choices is

"Yes, because the quotient of Fraction 1 and 7 over 10 [division sign]Fraction 3 over 5 is 2 and 5 over 6", third choice

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Step-by-step explanation:

hope it will help you...

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