PLEASE HELP ME RN! Jsjdjdjfjfnfdndmfnnfmdnrjfjgjjc

< 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⭐

72 is the answer to this problem

let m = monomial

let t = trinomial

so, m times t = t.

monomial times a trinomial = another trinomial.

i think da answer is

d.square root of 3