The triangles are similar. Solve for x. *

table 1

step-by-step explanation:

1-16

2-32

4-64

8-128

all multiples of 16

dwe

step-by-step explanation:

ewd

< coa = 150 ( given)

as ba and bc are tangents

so oc and oa is perpendicular to cb and ab respectively because in circle normal passes through centre

so in quadrilateral oabc

< coa + < oab + < ocb + < abc = 360

150 +90+90 + < abc = 360

330 + < abc = 360

< abc = 360 -330 = 30

so < abc = 30

⭐dhruv⭐