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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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