21-11-2016
Mathematics

contestada

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=

Respuesta :

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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