amandaazaah129 amandaazaah129

24-01-2020
Mathematics

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Find the size of the angles marked with a letter

Find the size of the angles marked with a letter class=

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graylynrhee graylynrhee

24-01-2020

alternate interior angles on parallel lines via the parallel postulate gives you the angle supplementary to x = 120°, so x = 60°. alternate interior angles on 70° via the parallel postulate gives you y = 70°

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