Question

∠ABD = 20°, ∠BDC = 110°
and ∠DCA = 30°. What is the value of ∠BAC

Answer 1

Answer:

200°

Step-by-step explanation:

<BAC=360°-<ABD+<BDC+<DCA

<BAC=360°-20°+110°+30°

<BAC=360°-160°

<BAC=200°