evelynxx05 evelynxx05

19-03-2018
Mathematics

contestada

if m/\a =150 and /\ a and /\b at supplementary, what is m/\ b

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jdoe0001 jdoe0001

19-03-2018

supplementary angles add up to 180°.

now, we know that ∡a = 150°, and we also know that

∡a + ∡b = 180

150 + ∡b = 180

∡b = 180 - 150.

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