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Dmitriy789 [7]
3 years ago
12

If the radius of a half-circle is 11...

Mathematics
1 answer:
Xelga [282]3 years ago
5 0
By giving just the radius and asking for the arc length of that circle your answer will be without math is 22
π
feet

But;

Let’s do same math!

Arc length = (()/360)⋅2⋅⋅
(
(
a
n
g
l
e
o
f
a
r
c
)
/
360
)
⋅
2
⋅
π
⋅
r

In this case angle of arc was not specified so: 360∘
∘
was used.

Arc length = ((360)/360)⋅2⋅⋅11
(
(
360
)
/
360
)
⋅
2
⋅
π
⋅
11

Arc length = 22
π
feet
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5 0
2 years ago
A television newscaster from a 24-hour news station wants to estimate the number of hours per day its viewers watch
topjm [15]

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This isn't the best worded question but from what I understand a larger sample size decreases the margin of error. If he would like a more accurate answer a larger sample size of the viewers will give more accurate answers.

Step-by-step explanation:

4 0
2 years ago
Can someone please help I can’t understanddd.
dem82 [27]

Hello,

Dividing by 0 is not defined so let s take x different from 4 and -4 and then we can write:

As

f(x)=x^2-7x+12=x^2-4x-3x+12=x(x-4)-3(x-4)=(x-4)(x-3)\\ \\(f\times g)(x)=\dfrac{3(x-4)(x-3)}{(x-4)(x+4)}=\dfrac{3x-9}{x+4}

Thanks

6 0
3 years ago
Help I can't fail! pleaseeeee
VLD [36.1K]

Answer:


Step-by-step explanation:

I believe it's C.33 because if 4×33=132 the rest are smaller and one of the is equal,

So in my opinion It's 33

5 0
3 years ago
Which equivalent fraction for 2/3 is? Can someone plz help me
melomori [17]

Answer:

the answer is 4/6 or 6/9

3 0
3 years ago
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