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What is the value of x in trapezoid

What is the value of x in trapezoid-example-1

2 Answers

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isosceles trapezoid, the two angles on the legs are the same size, so the other two angles are also equal.

the sum of all the angles is 360°

3x+3x+9x+9x = 360°

24x = 360°

x = 15

User David Kmenta
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12 votes

Answer:

Answer: x=15

This is my answer