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What is the measure of L ABD?
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What is the measure of L ABD?

What is the measure of L ABD?-example-1
User Manukall
by
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1 Answer

1 vote

Answer:


\large\boxed{39^o}

Explanation:


m\angle ABC=90^o\\\\m\angle ABC=m\angle ABD+m\angle DBC\\\\m\angle DBC=51^o\\\\\text{Substitute:}\\\\m\angle ABD+51^o=90^o\qquad\text{subtract }\ 51^o\ \text{from both sides}\\\\m\angle ABD=39^o

User Frastel
by
5.0k points
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