21-11-2016
Mathematics

Answered

AB is tangent to O. If AO = 24 and BC = 27, what is AB?

Choices:

45

69

54

51

AB is tangent to O. If AO = 24 and BC = 27, what is AB? Choices: 45 69 54 51 class=

Verified Answer :

FallOutBlink FallOutBlink

21-11-2016

the answer should be a, 45

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frenchtoast frenchtoast

21-11-2016

24^2+x^2 = 51^2

576+x^2 = 2601

x^2 = 2601-576

x^2 = 2025

x = sqrt(2025)

x = 45

So AB = 45

so its A hope this helps...

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