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PilotLPTM [1.2K]
3 years ago
12

A designer is working to decorate a circular room with a radius of 9 meters and needs to know the area of the room to purchase t

he carpet for the room. What is the area of the room?
Use 3.14 for π .

Enter your answer, as a decimal, in the box.


___m^2
Mathematics
2 answers:
Natalija [7]3 years ago
8 0

Answer:

Area of circle = 254.34 m²

Step-by-step explanation:

Area of circle = π×r²

Area of circle = 3.14 x 81

Area of circle = 254.34 m²

katrin [286]3 years ago
3 0

Answer:

254.34

Explanation:

I took the quiz.

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Which system of equations is represented by the graph?
Tom [10]

Answer:

C

Step-by-step explanation:

y=x is a line that has slope 1 meaning it go ups (increases) from left to right.

So that puts us at choice A or C.

Both A or C differ by the numerator for the other function.

We can find the x-intercept for A and C by setting the numerator equal to 0 and solving for x.

Let's do that:

A:  -x-10=0                           C.  -x+10=0

     -x=10                                    -x=-10

      x=-10                                    x=10

A says x-intercept -10

C says x-intercept 10

Your graph intercepts the x-axis at 10 so the answer is C.

4 0
3 years ago
Read 2 more answers
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AveGali [126]

The simplified expression of  $4 x \cdot \frac{1}{x^{-5}} \cdot x^{-3} is 4x^3.

Solution:

Given expression is 4 x \cdot \frac{1}{x^{-5}} \cdot x^{-3}.

To simplify the given expression.

$\Rightarrow4 x \cdot \frac{1}{x^{-5}} \cdot x^{-3}

Using exponent rule: \frac{1}{a^{-m}}=a^m

$\Rightarrow4x \cdot x^{5}.x^{-3}

Using another exponent rule: a^m \cdot a^n=a^{m+n}

$\Rightarrow4x \cdot x^{5-3}

$\Rightarrow4x \cdot x^{2}

Using exponent rule: a^m \cdot a^n=a^{m+n}

$\Rightarrow4x^{1+2}

$\Rightarrow4x^3

Hence the simplified expression of  $4 x \cdot \frac{1}{x^{-5}} \cdot x^{-3} is 4x^3.

8 0
3 years ago
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Goryan [66]
The acute right angle means, the right angle is an acute angle so therefor it is not possible, because it is an acute angle not a right angle. Hope this helps :)
3 0
3 years ago
If a=10, What is a/ 2 plus 9​
makkiz [27]

Answer:

a=14

Step-by-step explanation:

if a=10, 10/2 = 5 plus 9 = 14

5 0
3 years ago
How to make an equation with numbers 0.25, 7.00, and 27
shepuryov [24]
There are many ways to do this.

One way could be 0.25x+7.00=27
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