3 years ago

Kai wrote the number 85 on the board. Is 85 prime or composite? Explain.

Mathematics

1 answer:

yanalaym [24]3 years ago

4 0

Composite because it can go into 2 and other numbers

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Find the distance between points A and C round to the nearest tenth.

Taya2010 [7]

Well the first thing that came to my mind was to do rise/run and doing that I got 6/5 which I added together to get 11 but since that's obviously not correct I assumed it was a little under so the answer I got was 7.8

Really hope this helps!

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Add the two expressions. −2.4n−3 and −7.8n+2 Enter your answer in the box. plz help QUICK!!!!!!!!!!

Nikolay [14]

-2.4n-3+-7.8n+2
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3 years ago

Using 45-in. fabric, Regan needs 2 and one fourth yd for a dress, one fourth yd of contrasting fabric for the band at the bot

Arte-miy333 [17]

Answer:

$7\dfrac14$ yards$

Step-by-step explanation:

Regan needs the following:

$2\dfrac{1}{4}$ yards for a dress

$\dfrac{1}{4}$ yards of contrasting fabric for the band at the bottom$\\4\dfrac{3}{4}$ yards for a coordinating jacket.$

Total Length of fabric needed

$= 2\dfrac{1}{4}+\dfrac{1}{4}+4\dfrac{3}{4}\\=2+4+\dfrac{1}{4}+\dfrac{3}{4}+\dfrac{1}{4}\\=6+1+\dfrac{1}{4}\\=7\dfrac{1}{4}$ yards$

The number of yards of 45-in. fabric needed is $7\dfrac14$ yards.$

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3 years ago

Read 2 more answers

Simplify: -(sqrt 16x^2) if x<0

hammer [34]

Answer:

16 x²

Step-by-step explanation:hope this helps and maybe you could give me a brainlist?

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