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Drupady [299]
3 years ago
10

What is the measure of the highlighted angle?

Mathematics
1 answer:
KatRina [158]3 years ago
5 0

Answer:

130

Step-by-step explanation:

The two angles with measurements are vertical angles and vertical angles are equal

12x-2 = 10x+20

Subtract 10x from each side

12x-10x -2 =10x-10x+20

2x-2 = 20

Add 2 to each side

2x-2+2 =20+2

2x= 22

Divide each side by 2

2x/2 =22/2

x =11

We want to find 2x-2

12(11)-2

132-2

130

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Answer:

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Step-by-step explanation:



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4 years ago
What is the value of X to the nearest tenth in the triangle below? the triangle is not drawn to scale
Semmy [17]

Answer:

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Step-by-step explanation:

With respect to the angle shown, we have the hypotenuse (the side opposite the 90 degree angle) and we have the adjacent side (which is the side labeled x). thus we can use the ratio "cosine" to solve this.

<em>The ratio of cosine is defined as:</em>

Cos\theta=\frac{Adjacent}{Hypotenuse}

Where adjacent and hypotenuse are the respective sides and \theta is the angle

<em>Thus, we can now write:</em>

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8 0
3 years ago
Evaluate this expression 33+(-5)-(-70)-26
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Answer:

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Step-by-step explanation:

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Step-by-step explanation: Please look at the image below!

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mojhsa [17]

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Step-by-step explanation:

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3 years ago
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