7. Use the grid below to answer the question. Rectangle RSTU will be reflected across the x-axis, resulting in Rectangle RSTU. Which statements are true?
Select all that apply.
15
16
13
52
S
RE
9
7
39 11 12 13 14 15

< 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⭐

wfirfkfr/jjfi; jn; p/ojkfvlbvmkmgkgkkkgkkg

step-by-step explanation:

the answer is:

mean: 6

mad: 2.14