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MATH / In the diagram, AD=BD=CD and ∠BCA=40^(∘). What is the measure of angle BAC? [asy] draw((0,0)--(10,0)--(8.2635,9.8481)--cycle,black+linewidth(1)); draw((10,0)--(20,0)--(8.2635,9.848… · Discussion

Discussing In the diagram, AD=BD=CD and ∠BCA=40^(∘). What is the measure of angle BAC? [asy] draw((0,0)--(10,0)--(8.2635,9.8481)--cycle,black+linewidth(1)); draw((10,0)--(20,0)--(8.2635,9.848… · MATH

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