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natka813 [3]
3 years ago
13

In kite WXYZ , m∠XWY=47° and m∠ZYW=18° .

Mathematics
2 answers:
Anna [14]3 years ago
5 0
The answer is 115 dont worry i took the test alr
tatyana61 [14]3 years ago
3 0

Answer: \angle WZY=115^{\circ}

Explanation: Since, here WXYZ is a kite where \angle XWY=47^{\circ} and \angle ZYW=18^{\circ}

Thus according to the property of a kite ,

Exactly one pair of opposite angles are equal and The main diagonal bisects a pair of opposite angles.

Therefore, In kite  WXYZ ,

\angle WZY=\angle WXY   -------(1)

And, WY is the angle bisector of  kite WXYZ.

So,  \angle ZWX=2\angle XWY=2\times 47^{\circ}=94^{\circ} ( because WY bisects \angle ZWX into two equal angles \angle XWY and \angle ZWY)

⇒\angle ZWX=94^{\circ} -----(2)

Similarly, \angle XYZ=2\angle ZYW=2\times 18^{\circ}=36^{\circ}

⇒\angle XYZ=36^{\circ} -----(3)

Since, WXYZ is a kite ⇒\angle WXY+\angle XYZ+\angle WZY+\angle ZWX=360^{\circ} -------(4)

Therefore,  From equation (1), (2), (3) and (4),

We get, \angle WZY=115^{\circ}

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Let, the numbers = x,y

x/y = 3/5

total ratio units = 3+5 = 8

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So, numbers would be 3(16.875) & 5(16.875) = 50.625 & 84.375

so, your answer is 50.625 & 84.375

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3 years ago
18/13=3/4x<br> what does x equal?
sveta [45]

Answer:

x = 24/13

General Formulas and Concepts:

<u>Pre-Alg</u>

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Step-by-step explanation:

<u>Step 1: Define equation</u>

18/13 = 3/4x

<u>Step 2: Solve for </u><em><u>x</u></em>

  1. Divide both sides by 3/4:          x = 24/13

<u>Step 3: Check</u>

<em>Plug in x to verify it's a solution.</em>

  1. Substitute:                    18/13 = 3/4(24/13)
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5 0
2 years ago
Liz earns a salary of $2,000 per month, plus a commission of 8% of her sales. She wants to earn at least $2,500 this month. Ente
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Answer: $2000 + 0.08s ≥ $2500

Step-by-step explanation:

The expression that will be used to calculate the earnings of Liz will be:

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c = commission rate = 8% = 8/100 = 0.08

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The inequality to find amounts of sales that will meet Liz goal will be:

= b + (c × s)

= $2000 + (0.08 × s) ≥ $2500

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3 years ago
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P = 0.0228

 

Therefore:

number of students = 100 * 0.0228 = 2.28

 

<span>2 to 3 students will get greater than 20 measurement</span>

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