Question

pls answer with explanation,i will mark as brainliest​

Answer 1

Answer:

option d 150

Step-by-step explanation:

ADC=2*PDC

BCD=2*CPD

ADC=50

BCD=60

ADC+BCD+DAB+CBA=360

CBA=150

Answer 2

Answer:

150°

Step-by-step explanation:

d=25°so <adc=50° } bisector divide the angle

<c=30so <bcd=60° }into 2 equal parts

< a +<b+<c+<d=360

100+60+50+b=360

210+b=360

b=360-210=150°