Question

solve this fast I need step by step explanation​

Answer 1

Step-by-step explanation:

<abd = 1

<DBC =1

<ABD + <DBC = 3

(<abd + <DBC + <abc =1+1+1 = 3)

Answer 2

<abd = 1<DBC = 1<ABD + <DBC = 3(<abd + <DBC + <abc =1+1+1 = 3)

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