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Crank
3 years ago
6

What is the area of the regular octagon shown below?

Mathematics
2 answers:
Greeley [361]3 years ago
8 0

Answer:

C

Step-by-step explanation:

Alexus [3.1K]3 years ago
3 0

Answer:

b

Step-by-step explanation:

b

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a jewelry is designing a crown. the crown must have at least 45 gems using only emeralds, rubies, and diamonds. the number of ru
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I'm horrible at this so I'm just guessing.
X is the variable and x means multiplication symbol.
X + (X x 3 - 1) + (X x 3 - 1) - 4) <span>≥ 45 is the answer I got.
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5 0
3 years ago
Please help!! I have no idea!!
MAXImum [283]
If sinα=cosß  it means that ß=90-α.  This also means that α+ß=90 so we can say:

4k-22+6k-13=90

10k-35=90

10k=125

k=12.5°

...

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4 0
3 years ago
Total profit P is the difference between total revenue R and total cost C. Given the following​ total-revenue and​ total-cost fu
gavmur [86]

Answer:

The profit function is:

P(x)=-x^2+1280x-3300

The maximum value is 406, 300 occurring when x = 640.

Step-by-step explanation:

The revenue function is:

R(x)=1300x-x^2

And the cost function is:

C(x)=3300+20x

Then the total profit function will be:

P(x)=R(x)-C(x)=(1300x-x^2)-(3300+20x)=-x^2+1280x-3300

This is a quadratic function.

Therefore, the maximum value of the total profit will occur at its vertex point.

The vertex of a quadratic is given by:

\displaystyle \Big(-\frac{b}{2a}, f\Big(-\frac{b}{2a}\Big)\Big)

In this case, a = -1, b = 1280, and c = -3300.

Then the point at which the maximum profit occurs is at:

\displaystyle x=-\frac{1280}{2(-1)}=640

And the maximum profit will be:

P(640)=-(640)^2+1280(640)-3300=406300

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3 years ago
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Answer:

318$

Step-by-step explanation:

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3 0
3 years ago
Free time for everyone
sergiy2304 [10]

Answer:

OK

Step-by-step explanation:

*Undertale playing*

7 0
3 years ago
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