Question

can only help me with this pls​

Answer 1

your answer of all parts

please mark me as brainlist

Answer 2

Answer:

i) <DCB=x

<ACB is twice of <DCB

and they're linear pair

So, 2x+x=180

3x=180

x=180/3

<DCB=60°

ii) <POB=27°

opposite angles are equal

x=(27+112)-180=

41°

v) x:y=4:5

4+5=9

180/9=20

20×4=x

20×5=y