If AB = 15, what is the length of ? 18 16 14 12

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38 votes

If AB = 15, what is the length of ?

18
16
14
12

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16 votes

Use Power of a point.

(can prove using similarity of the triangle)

AC*CB = DC*CE

8*7 = 4*CE

CE = 14

DE = DC+CE = 4+14 = 18

Ans: 18

Danny Tuppeny answered Jun 8, 2023

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