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How Would You Do This?
asked
Mar 16, 2018
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How Would You Do This?
Mathematics
middle-school
Antonpv
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Antonpv
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1
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complenentary angles add to 90 degrees
S+Y=90
2(Y)-30+Y=90
3Y-30=90
add 30 both sides
3Y=120
divide 3
Y=40
40 degrees
Zelig
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Mar 20, 2018
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Zelig
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