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Given the isosceles trapezoid, find the value of x

Given the isosceles trapezoid, find the value of x-example-1

1 Answer

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Answer:

x = 11

Explanation:

The lower base angles are congruent, so

4x + 41 = 85 ( subtract 41 from both sides )

4x = 44 ( divide both sides by 4 )

x = 11

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