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∠C and ∠D are vertical angles with m∠C=−2x+90 and m∠D=x−30 . What is m∠D ?
asked
Sep 24, 2018
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∠C
and
∠D
are vertical angles with
m∠C=−2x+90
and
m∠D=x−30
.
What is
m∠D
?
Mathematics
middle-school
Phil McCullick
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Phil McCullick
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2
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I’m asking the same question please help us!!! Thank you
Lich
answered
Sep 26, 2018
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Lich
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4
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m∠C=m∠Dx=−3x+804x=80x=20
m∠C=x∘
=20∘
ItsGeorge
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Sep 29, 2018
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ItsGeorge
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