In ΔBCD, \overline{BD}
BD
is extended through point D to point E, \text{m}\angle BCD = (2x-1)...
Mathematics, 29.10.2020 23:30 hlc614
In ΔBCD, \overline{BD}
BD
is extended through point D to point E, \text{m}\angle BCD = (2x-1)^{\circ}m∠BCD=(2x−1)
∘
, \text{m}\angle CDE = (7x-19)^{\circ}m∠CDE=(7x−19)
∘
, and \text{m}\angle DBC = (x+10)^{\circ}m∠DBC=(x+10)
∘
. Find \text{m}\angle CDE. m∠CDE.
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