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galina1969 [7]
2 years ago
9

Find the length of each arc. Round your answers to the nearest tenth.

Mathematics
1 answer:
Aleonysh [2.5K]2 years ago
8 0

Answer: 7.1 yd

Step-by-step explanation:

the formula for arc length is 2πr(x/360),  x being the central angle

input the values, so the equation would be 2π9(45/360), which equals 7.1

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26.6

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3 years ago
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Ben, Shaneeka, and Phil live on the same street. Ben lives 6/11 mile north of Phil, and 1/3 mile north of Shaneeka. How far does
Norma-Jean [14]

Answer:

Shaneeka live from Phil 7/33 mile far.

Step-by-step explanation:

Given:

Ben lives 6/11 mile north of Phil, and 1/3 mile north of Shaneeka.

Now, to get how far does Shaneeka live from Phil.

So, by subtracting the distance from  6/11 mile north where Ben lives from Phil to  1/3 mile north where Ben lives from Shaneeka:

\frac{6}{11} -\frac{1}{3}

=\frac{6\times 3 -1\times 11}{33}

=\frac{18-11}{33}

=\frac{7}{33}

Therefore, Shaneeka live from Phil 7/33 mile far.

7 0
2 years ago
(5+3√2)² simplify the following<br>​
madam [21]

Answer:

(5+3\sqrt{2} )^{2} =43+30\sqrt{2}  

≈85.43

Step-by-step explanation:

apply the binomial theorem to the square

=(5)^{2} +2(5)(3\sqrt{2} )+(3\sqrt{2} )^{2}

=25+30\sqrt{2} +18\\

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≈85.43

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2 years ago
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Hey!
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Answer:

x=4

Step-by-step explanation:

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