your cousin is older than you but younger than your sister. your brother os older than you but younger than your cousin. tour si
1 answer:
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Answer:
D
Step-by-step explanation:
CD is an angle bisector and divides the opposite side into segments which are proportional to the other 2 sides, that is
=
, substitute values
=
( cross- multiply )
3x = 9 ( divide both sides by 3 )
x = 3 → D