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06-12-2018
Mathematics

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What's the value of the X ?

Whats the value of the X class=

Respuesta :

06-12-2018

Question

What's the value of the X ?

Answer:

39°

Step-by-step explanation:

The sum of the interior angles is 180° (triangle)

take off from 180° the sum of the know numbers

180 - 102 - 39 = 39° (it is an isosceles triangle, 2 equal angles.)

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