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3 years ago

Help please

Mathematics

2 answers:

patriot [66]3 years ago

4 0

Answer:

399 × .8 ×100 = 319.20

Step-by-step explanation:

hope this helps

olganol [36]3 years ago

3 0

Answer:

399*.20=79.8 399-79.8= 319.2

Step-by-step explanation:

The answer is 319.2

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Kitty [74]

Answer256pi

Step-by-step explanation:

Area=pi*r^2

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256pi

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3 years ago

Use factor trees to find the GCF of 32, 24, and 40.

Lana71 [14]

GCF 32 24    40
^ ^   ^
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^    ^ ^
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   ^ ^ ^
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^
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(2) (2 & 3) (2 & 5)

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3 years ago

Help me with this plzzz

Naily [24]

Answer:

b is the answer

Step-by-step explanation:

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3 years ago

Sine, cosines and tangent of 30 45 and 60 degrees

bonufazy [111]

Answer:

Sine 30 =

$\frac{1}{2}$

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$\sqrt{ \frac{2}{2} }$

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$\sqrt{ \frac{2}{2} }$

Cos 60 =

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Tan 45 =

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Tan 60 =

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Step-by-step explanation:

I hope it helps

3 0

3 years ago

What is the unit cost?

Katena32 [7]

Answer:

The unit cost is 6

Step-by-step explanation:

Notice how the first point lands on (2,12) and how a "unit cost" is per one unit. So, if you divide 12 by 2, you would get a unit cost of 6.

4 0

3 years ago