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Mathematics, 10.10.2019 14:00 cretinous

Which of the following proportions is correct if ba is tangent to the circle, ?

a. ac/ad = ab/bc
b. ab/bc = bd/ab
c. ab/ab = bd/bc
d. bc/bd = ab/bc

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Which of the following proportions is correct if ba is tangent to the circle, ?

a. ac/a...
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