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need help solving this pls

 Feb 22, 2018

Best Answer 

 #1
avatar+7612 
+2

\(\text{m}\overset { \frown} {CD}\,=\,360°-89°-126°\,=\,145°\)

 

\(m\angle CBD\,=\,\frac12(\,\text{m}\overset{\frown}{CD}\,)\,=\,\frac12(145°)\,=\,72.5°\)

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 Feb 22, 2018
 #1
avatar+7612 
+2
Best Answer

\(\text{m}\overset { \frown} {CD}\,=\,360°-89°-126°\,=\,145°\)

 

\(m\angle CBD\,=\,\frac12(\,\text{m}\overset{\frown}{CD}\,)\,=\,\frac12(145°)\,=\,72.5°\)

hectictar Feb 22, 2018

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