Tyler's kitchen is 4.3m wide and 6.2m long she is pasting a decorative border strip that cost $3.99 per meter around the top edge of all the walls. how much will she spend?

check the picture below.

your answer is a

step-by-step explanation:

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< 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

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