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Afina-wow [57]
2 years ago
12

Please answer/do 3-7!! Whoever does it right, i will give brainlest! :) also, PLEASE FILL IT OUT EITHER ON PAPER/ PHONE etc. !!!

Mathematics
2 answers:
meriva2 years ago
7 0

Answer:

3-7 is negitive 4 in your answer it's 3-7 = -4

Step-by-step explanation:

It's negitive four because if you subtract you will get 4 but since it's other way around. And if you do It, it will say that even if there is no negitive sign it won't change the problem because it's still the same problem.

1) 3 - 7

2) there are 3 ways to do this to get the answer:

1) 3/7

2) 7 + 3 - 4 + 3

3) now 7 + 3 is ten - 7 is 3 + 4 is 7, so then if you do 3 - 7 you get negitive four

4) now check your answer by subtracting 3 and 7

5) then you get -4

btw: ( hope this helped :) )

Klio2033 [76]2 years ago
6 0
3. 54.87 + 7.48 = 62.35 55 + 7 = 62

5. 0.215 + 3.74 = 3.955 0 + 3 = 3

7. 18.419 - 6.47 = 11.949 I’m assuming it should be 18 - 6 = 11 because of the decimal but I could be wrong about it
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Step-by-step explanation:

A triangle was dilated by a scale factor of 6. If sin a° = four fifths and segment DE measures 30 units, how long is segment EF?

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30 units

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From the description:

angle D measures a degrees

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We also know that

\sin (a) = \frac{4}{5}

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From definition:

\sin (a) = \frac{opposite}{hypotenuse}

Replacing:

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HELP ME PLZ. I have no clue how to do this.
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Answer:

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Step-by-step explanation:

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comment section:

XM=MY because MN is segment bisector

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