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motikmotik
3 years ago
13

Use circle Z to find the measure of arc AB. (5 points) 30 62 84 126

Mathematics
1 answer:
const2013 [10]3 years ago
6 0

Answer:

Step-by-step explanation:

Use circle Z to find the measure of arc AB. (5 points)

30

62

84

126

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On a map the distance from Fort Collins to Cheyenne is 3.2 inches. The angle formed at Laramie has measure 43.6º, and the angle
juin [17]
36 miles. Call <span>Fort Collins point F, Cheyenne, point C, and Laramie point L. We know that angle F=46.5 degrees, angle L=43.6 degrees, and FC=3.2 inches. </span>Use the law of sines, sinF/LC=sinL/FC,  LC=sin46.5*3.2/sin43.6=2.32/0.69=3.36 inches. Since one inch represents 10.6 miles, 3.36 inches is 36 miles, the distance from L to C.
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3 years ago
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Prove, cotx -tanx= 2 cot2x
ra1l [238]

Step-by-step explanation:

<em>cotx-</em><em> </em><em>tanx</em><em>=</em><em> </em><em>2cot2x</em>

<em>L.H.S</em>

<em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>cosx</em><em>/</em><em>sinx-</em><em> </em><em>sinx</em><em>/</em><em>cosx</em><em> </em>

<em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>(</em><em>cos</em><em>²</em><em>x-</em><em> </em><em>sin</em><em>²</em><em>x</em><em>)</em><em>/</em><em> </em><em>sinxcosx</em>

<em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>[</em><em> </em><em>cos</em><em>²</em><em>x-</em><em>(</em><em>1</em><em>-cos</em><em>²</em><em>x</em><em>)</em><em>]</em><em>/</em><em>sinxcosx</em>

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<em> </em><em> </em><em> </em><em>2cosx</em><em>/</em><em> </em><em>2sinxcosx</em>

<em> </em><em> </em><em> </em><em>2cot2x</em>

4 0
2 years ago
Me need help math';;''';';';'
QveST [7]

Answer:

Adjacent angles

Step-by-step explanation:

They share a common vertex and side, fulfilling the criteria that makes them adjacent angles.

Sorry, needed to make up characters lol.

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2 years ago
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What is the greatest 8.5,5.83,5.8,58.3
Nata [24]

Answer:

58.3

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58.3 has the highest unit (the number left of the dot)

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3 years ago
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Michael made 4 dozen chocolate chip cookies he is bringing 75% of them to school for a party how many cookies does he bring to c
olga2289 [7]
12 cookies= 1 dozen.
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2 years ago
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