Michael is 12 years older than Brandon. Seventeen years ago, Michael was 4 times as old as Brandon. How old is Michael now?
1 answer:
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Theorem: If two chords intersect within a circle, then the product of the lengths of the segments (parts) of one chord is equal to the product of the lengths of the segments of the other chord.
In your case this theorem sounds as
If AM=7, MB=6, CM=8, then
Note that CD=CM+MD=8+5.25=13.25.
Answer: correct choice is C
